Figure 2-1: SRCR Cumulative Mean All Carriers

Comparative Analysis of All Carriers SRCR Cumulative Mean

Date SRCR Cumalitive Mean % CHANGE from Baseline Mar-00 0.0221 Sep-00 0.0208 -5.72% Mar-01 0.0204 -7.36% Sep-01 0.0196 -10.98% Mar-02 0.0186 -15.83% Sep-02 0.0185 -16.01% Mar-03 0.0192 -13.21% Sep-03 0.0202 -8.33% Mar-04 0.0211 -4.35% Sep-04 0.0206 -6.69%


Figure 2-2: SRCR Comparative Analysis By Number of Power Units

Comparative Analysis of All Carriers SRCR by Number of Power Units

Date 1 TO 6 PU 7 TO 20 PU 21 TO 100 PU 101 OR MORE PU Mar-00 0.0194 0.0225 0.0256 0.0216 Sep-00 0.0180 0.0215 0.0243 0.0205 Mar-01 0.0173 0.0213 0.0234 0.0204 Sep-01 0.0168 0.0200 0.0228 0.0196 Mar-02 0.0162 0.0187 0.0216 0.0184 Sep-02 0.0162 0.0191 0.0216 0.0183 Mar-03 0.0167 0.0195 0.0218 0.0192 Sep-03 0.0176 0.0200 0.0228 0.0206 Mar-04 0.0183 0.0211 0.0240 0.0215 Sep-04 0.0177 0.0208 0.0233 0.0210


Figure 3-1: DIM Cumulative Mean All Carriers

Comparative Analysis of All Carriers DIM Cumulative Mean

DATE DIM Cumulative Mean % CHANGE from Baseline Mar-00 0.1837 Sep-00 0.1795 -2.29% Mar-01 0.1748 -4.84% Sep-01 0.1686 -8.22% Mar-02 0.1646 -10.40% Sep-02 0.1594 -13.23% Mar-03 0.1527 -16.88% Sep-03 0.1478 -19.54% Mar-04 0.1417 -22.86% Sep-04 0.1410 -23.24%


Figure 3-2: DIM Peer Group Analysis 50th Percentile

Peer Group Analysis of All Carriers DIM 50th Percentile by Number of Driver Inspections

Date Mar-00 Sep-00 Mar-01 Sep-01 Mar-02 Sep-02 Mar-03 Sep-03 Mar-04 Sep-04 DIM Value 16-30 .123 .122 .119 .119 .116 .113 .110 .109 .104 .105 DIM Value 31-60 .143 .141 .137 .130 .131 .124 .120 .116 .109 .109 DIM Value 61+ .168 .163 .158 .153 .148 .140 .131 .123 .117 .112


Figure 3-3: DIM Peer Group Analysis 75th Percentile

Peer Group Analysis of All Carriers DIM 75th Percentile by Number of Driver Inspections

Date Mar-00 Sep-00 Mar-01 Sep-01 Mar-02 Sep-02 Mar-03 Sep-03 Mar-04 Sep-04 DIM Value 3-15 .295 .296 .288 .286 .286 .285 .284 .283 .273 .282 DIM Value 16-30 .282 .273 .267 .268 .267 .262 .256 .251 .249 .250 DIM Value 31-60 .287 .281 .273 .261 .257 .249 .244 .240 .229 .230 DIM Value 61+ .279 .272 .265 .254 .246 .235 .226 .219 .211 .206


Figure 3-4: MVM Cumulative Mean All Carriers

Comparative Analysis of All Carriers MVM Cumulative Mean

DATE MVM Cumulative Mean % CHANGE from Baseline Mar-00 0.2306 Sep-00 0.2324 0.78% Mar-01 0.2363 2.47% Sep-01 0.2325 0.82% Mar-02 0.2285 -0.91% Sep-02 0.2206 -4.34% Mar-03 0.2234 -3.12% Sep-03 0.2197 -4.73% Mar-04 0.2138 -7.29% Sep-04 0.2251 -2.39%


Figure 3-5: MVM Peer Group Analysis 50th Percentile

Peer Group Analysis of All Carriers MVM 50th Percentile by Number of Serious Moving Violations

Date Mar-00 Sep-00 Mar-01 Sep-01 Mar-02 Sep-02 Mar-03 Sep-03 Mar-04 Sep-04 MVM Value 3-9 1.209 1.244 1.209 1.169 1.154 1.089 1.146 1.147 1.159 1.161 MVM Value 10-28 1.240 1.260 1.254 1.160 1.110 1.056 1.099 1.086 1.068 1.095 MVM Value 29-94 1.100 1.130 1.100 1.030 0.970 0.931 0.949 0.941 0.922 0.946 MVM Value 95+ 0.665 0.710 0.690 0.680 0.657 0.648 0.699 0.681 0.691 0.714


Figure 3-6: MVM Peer Group Analysis 75th Percentile

Peer Group Analysis of All Carriers MVM 75th Percentile by Number of Serious Moving Violation

Date Mar-00 Sep-00 Mar-01 Sep-01 Mar-02 Sep-02 Mar-03 Sep-03 Mar-04 Sep-04 MVM Value 3-9 2.894 2.875 2.825 2.647 2.561 2.429 2.564 2.533 2.534 2.524 MVM Value 10-28 2.400 2.440 2.400 2.172 2.130 1.968 2.014 1.932 1.915 1.950 MVM Value 29-94 1.900 1.933 1.976 1.745 1.718 1.559 1.648 1.576 1.582 1.543 MVM Value 95+ 1.053 1.140 1.120 1.090 1.055 1.009 1.067 1.015 1.012 1.048


Figure 3-7: DOOS Cululative Mean All Carriers

Comparative Analysis of All Carriers DOOS Cumulative Mean

DATE DOOS Cumulative Mean % CHANGE from Baseline Mar-00 0.0854 Sep-00 0.0847 -0.82% Mar-01 0.0831 -2.69% Sep-01 0.0805 -5.74% Mar-02 0.0784 -8.20% Sep-02 0.0758 -11.24% Mar-03 0.0729 -14.64% Sep-03 0.0706 -17.33% Mar-04 0.0676 -20.84% Sep-04 0.0660 -22.72%


Figure 3-8: Hours-of-Service Violation Rate

Comparative Analysis HOS Violation Rate

DATE HOS Out of Service Violations per 1000 Driver Inspections % CHANGE from Baseline Sep-01 72.896 Mar-02 70.039 -3.92% Sep-02 68.017 -6.69% Mar-03 65.994 -9.47% Sep-03 64.031 -12.16% Mar-04 61.612 -15.48% Sep-04 61.772 -15.26%


Figure 3-9: CDL Violation Rate

Comparative Analysis CDL Violation Rate

DATE CDL Out of Service Violations per 1000 Driver Inspections % CHANGE from Baseline Sep-01 6.567 Mar-02 6.407 -2.44% Sep-02 6.041 -8.01% Mar-03 5.799 -11.69% Sep-03 5.653 -13.92% Mar-04 5.567 -15.23% Sep-04 5.496 -16.31%


Figure 5-1: DRM Cumulative Mean All Carriers

Comparative Analysis of All Carriers DRM Cumulative Mean

Date DRM Cumulative Mean % Change from Baseline Mar-00 4.91 Sep-00 5.67 15.6% Mar-01 4.37 -11.1% Sep-01 3.59 -26.8% Mar-02 3.34 -31.9% Sep-02 3.51 -28.5% Mar-03 3.41 -30.4% Sep-03 3.08 -37.2% Mar-04 3.33 -32.1% Sep-04 3.64 -25.9%


Figure 5-2: SMRM Cumulative Mean All Carriers

Comparative Analysis of All Carriers SMRM Cumulative Mean

Date SMRM Cumulative Mean % Change from Baseline Mar-00 20.38 Sep-00 24.74 21.4% Mar-01 22.78 11.8% Sep-01 20.11 -1.3% Mar-02 18.20 -10.7% Sep-02 18.06 -11.4% Mar-03 18.08 -11.3% Sep-03 17.76 -12.8% Mar-04 18.68 -8.3% Sep-04 19.31 -5.2%


Figure 6-1: Longitudinal Analysis of DRM A/B Carrier Mean and All Carrier Mean

DRM Longitudinal Analysis A/B Carrier Mean and All Carrier Mean

Date A/B Carrier Mean All Carrier Mean Baseline 1 Mar-02 12.2543 3.3416 After 6 Months 6.7876 3.5074 After 1 Year 4.5768 3.4149 After 1.5 Years 3.4382 3.0818 Baseline 2 Sep-02 12.1418 3.5074 After 6 Months 7.0351 3.4149 After 1 Year 5.1613 3.0818 After 1.5 years 3.6433 3.3318 Baseline 3 Mar-03 10.9296 3.4149 After 6 Months 7.1491 3.0818 After 1 Year 4.9511 3.3318 After 1.5 Years 4.3080 3.6351


Figure 6-2: Longitudinal Analysis of DRM Differeence Between A/B Carriers and All Carriers

DRM Longitudinal Analysis Difference Between A/B Carrier Mean and All Carrier Mean

Date Difference in Means Between A/B Carriers and All Carriers % Closer to the Norm Baseline 1 Mar-02 8.9127 After 6 Months 3.2802 63% After 1 Year 1.1619 87% After 1.5 Years 0.3564 96% Baseline 2 Sep-02 8.6344 After 6 Months 3.6202 58% After 1 Year 2.0795 76% After 1.5 years 0.3115 96% Baseline 3 Mar-03 7.5147 After 6 Months 4.0673 46% After 1 Year 1.6193 78% After 1.5 Years 0.6729 91%


Figure 6-3: Comparative Analysis of DRM Difference Between A/B Carrier Mean and All Carrier Mean

DRM Comparative Analysis Difference Between A/B Carrier Mean and All Carrier Mean

Date Difference in Means Between A/B Carriers and All Carriers Mar-00 7.9217 Sep-00 10.3872 Mar-01 9.2666 Sep-01 8.7019 Mar-02 8.9127 Sep-02 8.6344 Mar-03 7.5147 Sep-03 7.4359 Mar-04 6.8065 Sep-04 6.8857


Figure 6-4: Longitudinal Analysis of SRCR ISS Inspect Carrier Mean and All Carrier Mean

SRCR Longitudinal Analysis ISS Inspect Carrier Mean and All Carrier Mean

Date ISS Inpsect Carrier Mean All Carrier Mean Baseline 1 Mar-02 0.0396 0.0186 After 6 M 0.0357 0.0185 After 1 Y 0.0335 0.0192 After 1.5 Y 0.0344 0.0202 Baseline 2 Sep-02 0.0410 0.0185 After 6 M 0.0381 0.0192 After 1 Y 0.0370 0.0202 After 1.5 Y 0.0370 0.0211 Baseline 3 Mar-03 0.0382 0.0192 After 6 M 0.0370 0.0202 After 1 Y 0.0370 0.0211 After 1.5 Y 0.0350 0.0206


Figure 6-5: Longitudinal Analysis of SRCR Difference Between ISS Inspect Carrier Mean and All Carrier Mean

SRCR Longitudinal Analysis Difference Between ISS Inspect Carrier Mean and All Carrier Mean

Date Difference in Means Between ISS and All Carriers % Closer to the Norm Baseline 1 Mar-02 0.021027 After 6 Months 0.017186 18% After 1 Year 0.014306 32% After 1.5 Years 0.014163 33% Baseline 2 Sep-02 0.022479 After 6 Months 0.01897 16% After 1 Year 0.016789 25% After 1.5 years 0.015888 29% Baseline 3 Mar-03 0.019023 After 6 Months 0.016803 12% After 1 Year 0.015868 17% After 1.5 Years 0.014436 24%


Figure 6-6: Longitudinal Analysis of DOOS ISS Inspect Carrier Mean and All Carrier Mean

DOOS Longitudinal Analysis ISS Inspect Carrier Mean and All Carrier Mean

ISS Inspect Carrier Mean All Carrier Mean Baseline 1 Mar-02 0.1161 0.0784 After 6 Months 0.1102 0.0758 After 1 Year 0.1029 0.0729 After 1.5 Years 0.0954 0.0706 Baseline 2 Sep-02 0.1131 0.0758 After 6 Months 0.1088 0.0729 After 1 Year 0.1028 0.0706 After 1.5 years 0.0952 0.0676 Baseline 3 Mar-03 0.1088 0.0729 After 6 Months 0.1028 0.0706 After 1 Year 0.0952 0.0676 After 1.5 Years 0.0884 0.0660


Figure 6-7: Longitudinal Analysis of DOOS Difference Between ISS Inspect Carrier Mean and All Carrier Mean

DOOS Longitudinal Analysis Difference Between ISS Inspect Carrier Mean and All Carrier Mean

Date Difference in Means Between ISS and All Carriers % Closer to the Norm Baseline 1 Mar-02 0.0377 After 6 Months 0.0344 9% After 1 Year 0.03 20% After 1.5 Years 0.0248 34% Baseline 2 Sep-02 0.0373 After 6 Months 0.0359 4% After 1 Year 0.0322 14% After 1.5 years 0.0276 26% Baseline 3 Mar-03 0.0359 After 6 Months 0.0322 10% After 1 Year 0.0276 23% After 1.5 Years 0.0224 38%


Figure 6-8: Longitudinal Analysis of VOOS ISS Inspect Carrier Mean and All Carrier Mean

VOOS Longitudinal Analysis ISS Inspect Carrier Mean and All Carrier Mean

Date ISS Inspect Carriers All Carriers Baseline 1 Mar-02 0.2805 0.2105 After 6 M 0.2765 0.2102 After 1 Y 0.2703 0.2081 After 1.5 Y 0.2655 0.2101 Baseline 2 Sep-02 0.2791 0.2102 After 6 M 0.2783 0.2081 After 1 Y 0.2771 0.2101 After 1.5 Y 0.2679 0.2073 Baseline 3 Mar-03 0.2783 0.2081 After 6 M 0.2772 0.2101 After 1 Y 0.2679 0.2073 After 1.5 Y 0.2687 0.2137


Figure 6-9: Longitudinal Analysis of VOOS Difference Between ISS Inspect Carrier Mean and All Carrier Mean

VOOS Longitudinal Analysis Difference Between ISS Inspect Carrier Mean and All Carrier Mean

Date Difference in Means Between ISS All Carriers % Closer to the Norm Baseline 1 Mar-02 0.07 After 6 Months 0.0663 5% After 1 Year 0.0622 11% After 1.5 Years 0.0554 21% Baseline 2 Sep-02 0.0689 After 6 Months 0.0702 -2% After 1 Year 0.067 3% After 1.5 years 0.0606 12% Baseline 3 Mar-03 0.0702 After 6 Months 0.0671 4% After 1 Year 0.0606 14% After 1.5 Years 0.055 22%


Figure 7-1: VIM Cumulative Mean-All Carriers

Comparative Analysis of All Carriers VIM Cumulative Mean

DATE VIM Cumulative Mean % CHANGE from Baseline Mar-00 0.5609 Sep-00 0.5553 -1.00% Mar-01 0.5382 -4.05% Sep-01 0.5459 -2.67% Mar-02 0.5111 -8.88% Sep-02 0.5200 -7.29% Mar-03 0.5116 -8.79% Sep-03 0.5307 -5.38% Mar-04 0.5209 -7.13% Sep-04 0.5431 -3.17%


Figure 7-2: VIM Peer Group Analysis 50th Percentile

Peer Group Analysis of All Carrier VIM 50th Percentile by Number of Vehicle Inspections

DATE Mar-00 Sep-00 Mar-01 Sep-01 Mar-02 Sep-02 Mar-03 Sep-03 Mar-04 Sep-04 VIM Value 3-10 0.500 0.499 0.495 0.496 0.460 0.463 0.451 0.495 0.495 0.500 VIM Value 11-20 0.550 0.555 0.530 0.529 0.500 0.501 0.501 0.524 0.511 0.537 VIM Value 20+ 0.517 0.511 0.492 0.501 0.467 0.470 0.463 0.486 0.474 0.494


Figure 7-3: VIM Peer Group Analysis 75th Percentile

Peer Group Analysis of All Carriers VIM 75th Percentile by Number of Vehicle Inspections

DATE Mar-00 Sep-00 Mar-01 Sep-01 Mar-02 Sep-02 Mar-03 Sep-03 Mar-04 Sep-04 VIM Value 3-10 1.006 1.005 1.001 1.003 1.000 1.000 1.000 1.003 1.001 1.069 VIM Value 11-20 0.945 0.945 0.911 0.924 0.886 0.886 0.884 0.917 0.900 0.946 Vim Value 20+ 0.809 0.799 0.774 0.781 0.733 0.738 0.733 0.753 0.741 0.776


Figure 7-4: Vehicle Out-Of-Service Rate

Comparative Analysis of All Carriers VOOS Cumulative Mean

DATE VOOS Cumulative Mean % CHANGE from Baseline Mar-00 0.2265 Sep-00 0.2240 -1.10% Mar-01 0.2188 -3.40% Sep-01 0.2188 -3.40% Mar-02 0.2105 -7.06% Sep-02 0.2102 -7.20% Mar-03 0.2081 -8.12% Sep-03 0.2101 -7.24% Mar-04 0.2073 -8.48% Sep-04 0.2137 -5.65%


Figure A-1: Comparative Analysis of AIM Difference Between A/B Carrier Mean and All Carrier Mean

AIM Comparative Analysis Difference Between A/B Carrier Mean and All Carrier Mean

Date Difference in Means Between A/B Carriers and All Carriers Mar-00 0.2563 Sep-00 0.3084 Mar-01 0.2894 Sep-01 0.2372 Mar-02 0.2170 Sep-02 0.2096 Mar-03 0.2332 Sep-03 0.3411 Mar-04 0.3238 Sep-04 0.4158


Figure A-2: Comparative Analysis of MVM Difference Between A/B Carrier Mean and All Carrier Mean

MVM Comparative Analysis Difference Between A/B Carrier Mean and All Carrier Mean

Date Difference in Means Between A/B Carriers and All Carriers Mar-00 0.3374 Sep-00 0.3499 Mar-01 0.3741 Sep-01 0.2824 Mar-02 0.2279 Sep-02 0.2193 Mar-03 0.2018 Sep-03 0.3535 Mar-04 0.2388 Sep-04 0.3512


Figure A-3: Comparative Analysis of DIM Difference Between A/B Carrier Mean and All Carrier Mean

DIM Comparative Analysis Difference Between A/B Carrier Mean and All Carrier Mean

Date Difference in Means Between A/B Carriers and All Carriers Mar-00 0.1720 Sep-00 0.1760 Mar-01 0.1814 Sep-01 0.1449 Mar-02 0.1396 Sep-02 0.1507 Mar-03 0.1288 Sep-03 0.1569 Mar-04 0.1245 Sep-04 0.1611


Figure A-4: Comparative Analysis of VIM Difference Between A/B Carrier Mean and All Carrier Mean

VIM Comparative Analysis Difference Between A/B Carrier Mean and All Carrier Mean

Date Difference in Means Between A/B Carriers and All Carriers Mar-00 0.2555 Sep-00 0.2462 Mar-01 0.2860 Sep-01 0.2190 Mar-02 0.1923 Sep-02 0.2257 Mar-03 0.2053 Sep-03 0.2897 Mar-04 0.2272 Sep-04 0.3042


Figure A-5: Comparative Analysis of SMRM Difference Between A/B Carrier Mean and All Carrier Mean

SMRM Comparative Analysis Difference Between A/B Carrier Mean and All Carrier Mean

Date Difference in Means Between A/B Carriers and All Carriers Mar-00 16.3188 Sep-00 20.3221 Mar-01 18.2954 Sep-01 15.4056 Mar-02 13.0083 Sep-02 14.8405 Mar-03 13.5854 Sep-03 13.0921 Mar-04 13.7356 Sep-04 13.0946


Figure A-6: Comparative Analysis of DOOS Difference Between A/B Carrier Mean and All Carrier Mean

DOOS Comparative Analysis Difference Between A/B Carrier Mean and All Carrier Mean

Date Difference in Means Between A/B Carriers and All Carriers Mar-00 0.0748 Sep-00 0.0772 Mar-01 0.0789 Sep-01 0.0631 Mar-02 0.0602 Sep-02 0.0642 Mar-03 0.0547 Sep-03 0.0671 Mar-04 0.0526 Sep-04 0.0664


Figure A-7: Comparative Analysis of VOOS Difference Between A/B Carrier Mean and All Carrier Mean

VOOS Comparative Analysis Difference Between A/B Carrier Mean and All Carrier Mean

Date Difference in Means Between A/B Carriers and All Carriers Mar-00 0.0756 Sep-00 0.0730 Mar-01 0.0836 Sep-01 0.0610 Mar-02 0.0549 Sep-02 0.0604 Mar-03 0.0558 Sep-03 0.0781 Mar-04 0.0643 Sep-04 0.0842


Figure A-8: Longitudinal Analysis of AIM A/B Carrier Mean and All Carrier Mean

AIM Longitudinal Analysis A/B Carrier Mean and All Carrier Mean

Date A/B Carrier Mean All Carrier Means Baseline 1 Mar-02 0.3700 0.1530 After 6 M 0.3303 0.1469 After 1 Y 0.3065 0.1497 After 1.5 Y 0.2904 0.1606 Baseline 2 Sep-02 0.3565 0.1469 After 6 M 0.3133 0.1497 After 1 Y 0.2920 0.1606 After 1.5 Y 0.2928 0.1696 Baseline 3 Mar-03 0.3829 0.1497 After 6 M 0.3551 0.1606 After 1 Y 0.3513 0.1696 After 1.5 Y 0.3405 0.1839


Figure A-9: Longitudinal Analysis of AIM Difference Between A/B Carrier Mean and All Carrier Mean

AIM Longitudinal Analysis Difference Between A/B Carriers Mean and All Carriers Mean

Date Difference in Means Between A/B and All carriers % Closer to the Norm Baseline 1 Mar-02 0.217 After 6 Months 0.1834 15% After 1 Year 0.1568 28% After 1.5 Years 0.1298 40% Baseline 2 Sep-02 0.2096 After 6 Months 0.1636 22% After 1 Year 0.1314 37% After 1.5 Years 0.1232 41% Baseline 3 Mar-03 0.2332 After 6 Months 0.1945 17% After 1 Year 0.1817 22% After 1.5 Years 0.1566 33%


Figure A-10: Longitudinal Analysis of MVM A/B Carrier Mean and All Carrier Mean

MVM Longitudinal Analysis A/B Carrier Mean and All Carrier Mean

Date A/B Carrier Means All Carrier Means Baseline 1 Mar-02 0.4564 0.2285 After 6 M 0.4512 0.2206 After 1 Y 0.4376 0.2234 fter 1.5 Y 0.4162 0.2197 Baseline 2 Sep-02 0.4399 0.2206 After 6 M 0.4119 0.2234 After 1 Y 0.3879 0.2197 After 1.5 Y 0.3679 0.2138 Baseline 3 Mar-03 0.4252 0.2234 After 6 M 0.4076 0.2197 After 1 Y 0.3883 0.2138 After 1.5 Y 0.3830 0.2251


Figure A-11: Longitudinal Analysis of MVM Difference Between A/B Carrier Mean and All Carrier Mean

MVM Longitudinal Analysis Difference Between A/B Carriers Mean and All Carriers Mean

Date Difference in Means Between A/B and All Carriers % Closer to the Norm Baseline 1 Mar-02 0.2279 After 6 M 0.2306 -1% After 1 Y 0.2142 6% After 1.5 Y 0.1965 14% Baseline 2 Sep-02 0.2193 After 6 M 0.1885 14% After 1 Y 0.1682 23% After 1.5 Y 0.1541 30% Baseline 3 Mar-03 0.2018 After 6 M 0.1879 7% After 1 Y 0.1745 14% After 1.5 Y 0.1579 22%


Figure A-12: Longitudinal Analysis of DIM A/B Carrier Mean and All Carrier Mean

DIM Longitudinal Analysis A/B Carrier Mean and All Carrier Mean

Date A/B Carrier Mean All Carrier Mean Baseline 1 Mar-02 0.3042 0.1646 After 6 M 0.2791 0.1594 After 1 Y 0.2505 0.1527 After 1.5 Y 0.2232 0.1478 Baseline 2 Sep-02 0.3101 0.1594 After 6 M 0.2773 0.1527 After 1 Y 0.2505 0.1478 After 1.5 Y 0.2234 0.1417 Baseline 3 Mar-03 0.2815 0.1527 After 6 M 0.2535 0.1478 After 1 Y 0.2296 0.1417 After 1.5 Y 0.2145 0.1410


Figure A-13: Longitudinal Analysis of DIM Difference Between A/B Carrier Mean and All Carrier Mean

DIM Longitudinal Analysis Difference Between A/B Carrier Mean and All Carrier Mean

Date Difference in Means Between A/B and All Carriers % Closer to the Norm Baseline 1 Mar-02 0.1396 After 6 M 0.1197 14% After 1 Y 0.0978 30% After 1.5 Y 0.0754 46% Baseline 2 Sep-02 0.1507 After 6 M 0.1246 17% After 1 Y 0.1027 32% After 1.5 Y 0.0817 46% Baseline 3 Mar-03 0.1288 After 6 M 0.1057 18% After 1 Y 0.0879 32% After 1.5 Y 0.0735 43%


Figure A-14: Longitudinal Analysis of VIM A/B Carrier Mean and All Carrier Mean

VIM Longitudinal Analysis A/B Carrier Mean and All Carrier Mean

Date A/B Carrier Mean All Carrier Mean Baseline 1 Mar-02 0.7034 0.5111 After 6 M 0.7032 0.5200 After 1 Y 0.6810 0.5116 After 1.5 Y 0.6831 0.5307 Baseline 2 Sep-02 0.7457 0.5200 After 6 M 0.7145 0.5116 After 1 Y 0.7212 0.5307 After 1.5 Y 0.6765 0.5209 Baseline 3 Mar-03 0.7169 0.5116 After 6 M 0.7166 0.5307 After 1 Y 0.6786 0.5209 After 1.5 Y 0.6783 0.5431


Figure A-15: Longitudinal Analysis of VIM Difference Between A/B Carrier Mean and All Carrier Mean

VIM Longitudinal Analysis Difference Between A/B Carrier Mean and All Carrier Mean

Date Difference in Means Between A/B and All Carriers % Closer to the Norm Baseline 1 Mar-02 0.1923 After 6 Months 0.1832 5% After 1 Year 0.1694 12% After 1.5 Years 0.1524 21% Baseline 2 Sep-02 0.2257 After 6 Months 0.2029 10% After 1 Year 0.1905 16% After 1.5 Years 0.1556 31% Baseline 3 Mar-03 0.2053 After 6 Months 0.1859 9% After 1 Year 0.1577 23% After 1.5 Years 0.1352 34%


Figure A-16: Longitudinal Analysis of SMRM A/B Carrier Mean and All Carrier Mean

SMRM Longitudinal Analysis A/B Carrier Mean and All Carrier Mean

Date A/B Carrier Mean All Carrier Mean Baseline 1 Mar-02 31.2059 18.1976 After 6 M 21.3159 18.0631 After 1 Y 15.4181 18.0773 After 1.5 Y 12.7270 17.7630 Baseline 2 Sep-02 32.9036 18.0631 After 6 M 23.0004 18.0773 After 1 Y 18.6914 17.7630 After 1.5 Y 13.4268 18.6797 Baseline 3 Mar-03 31.6627 18.0773 After 6 M 24.2887 17.7630 After 1 Y 18.6574 18.6797 After 1.5 Y 14.3596 19.3149


Figure A-17: Longitudinal Analysis of SMRM Difference Between A/B Carrier Mean and All Carrier Mean

SMRM Longitudinal Analysis Difference Between A/B Carrier Mean and All Carrier Mean

Date Difference in Means Between A/B and All Carriers % Closer to the Norm Baseline 1 Mar-02 13.0083 After 6 M 3.2528 75% After 1 Y -2.6592 120% After 1.5 Y -5.036 139% Baseline 2 Sep-02 14.8405 After 6 M 4.9231 67% fter 1 Y 0.9284 94% After 1.5 Y -5.2529 135% Baseline 3 Mar-03 13.5854 After 6 M 6.5257 52% After 1 Y -0.0223 100% After 1.5 Y -4.9553 136%


Figure A-18: Longitudinal Analysis of DOOS A/B Carrier Mean and All Carrier Mean

DOOS Longitudinal Analysis A/B Carrier Mean and All Carrier Mean

Date A/B Carrier Mean All Carrier Mean Baseline 1 Mar-02 0.1386 0.0784 After 6 M 0.1303 0.0758 After 1 Y 0.1194 0.0729 After 1.5 Y 0.1085 0.0706 Baseline 2 Sep-02 0.1400 0.0758 After 6 M 0.1297 0.0729 After 1 Y 0.1199 0.0706 After 1.5 Y 0.1080 0.0676 Baseline 3 Mar-03 0.1276 0.0729 After 6 M 0.1191 0.0706 After 1 Y 0.1092 0.0676 After 1.5 Y 0.1015 0.0660


Figure A-19: Longitudinal Analysis of DOOS Difference Between A/B Carrier Mean and All Carrier Mean

DOOS Longitudinal Analysis Difference Between A/B Carrier Mean and All Carrier Mean

Date Difference in Means Between A/B and All Carriers % Closer to the Norm Baseline 1 Mar-02 0.0602 After 6 Months 0.0545 9% After 1 Year 0.0465 23% After 1.5 Years 0.0379 37% Baseline 2 Sep-02 0.0642 After 6 Months 0.0568 12% After 1 Year 0.0493 23% After 1.5 Years 0.0404 37% Baseline 3 Mar-03 0.0547 After 6 Months 0.0485 11% After 1 Year 0.0416 24% After 1.5 Years 0.0355 35%


Figure A-20: Longitudinal Analysis of VOOS A/B Carrier Mean and All Carrier Mean

VOOS Longitudinal Analysis A/B Carrier Mean and All Carrier Mean

Date A/B Carrier Mean All Carrier Mean Baseline 1 Mar-02 0.2654 0.2105 After 6 M 0.2648 0.2102 After 1 Y 0.2613 0.2081 After 1.5 Y 0.2586 0.2101 Baseline 2 Sep-02 0.2706 0.2102 After 6 M 0.2666 0.2081 After 1 Y 0.2666 0.2101 After 1.5 Y 0.2578 0.2073 Baseline 3 Mar-03 0.2639 0.2081 After 6 M 0.2637 0.2101 After 1 Y 0.2573 0.2073 After 1.5 Y 0.2589 0.2137


Figure A-21: Longitudinal Analysis of VOOS Difference Between A/B Carrier Mean and All Carrier Mean

VOOS Longitudinal Analysis Difference Between A/B Carrier Mean and All Carrier Mean

Date Difference in Means Between A/B and All Carriers % Closer to the Norm Baseline 1 Mar-02 0.0549 After 6 Months 0.0546 1% After 1 Year 0.0532 3% After 1.5 Years 0.0485 12% Baseline 2 Sep-02 0.0604 After 6 Months 0.0585 3% After 1 Year 0.0565 6% After 1.5 years 0.0505 16% Baseline 3 Mar-03 0.0558 After 6 Months 0.0536 4% After 1 Year 0.0500 10% After 1.5 Years 0.0452 19%