1. Washington State Transit Insurance Pool June 30, 2012 Actuarial Review Strictly Private and Confidential Board Presentation September 27, 2012

2. PwC2 Summary of Losses and Reserves Automobile Liability – June 30, 2012

3. PwC3 Summary of Losses and Reserves General Liability – June 30, 2012

4. PwC4 Summary of Losses and Reserves Auto Physical Damage – June 30, 2012

5. PwC5 Summary of Losses and Reserves Property – June 30, 2012

6. PwC6 Summary of Losses and Reserves All Coverages – June 30, 2012

7. Incorporation of Other Program Costs Overall cost of the program is estimated to be $11.1 million Gross of deductible How much to collect above or below (contribution to equity) the cost estimate depends on: Rate stability Funding adequacy Other

8. PwC8 Expected Result of Only Collecting Costs (assuming goal of supporting current SIRs)

9. PwC9 Rating Formula Exposures Mileage (by mode) Number of Employees Property Insured Values Vehicle Insured Values Base Rates Deductible Factors Experience Modification Factors Other Rating Cost Components UIM Additional Excess UST Driver Monitoring Others XX +X= Total Indicated Assessment

10. Experience Rating Status Revised System Implemented for 2012 Allows more self-rating over time More divergence in modification factors observed 10

11. pwc.com This publication has been prepared for general guidance on matters of interest only, and does not constitute professional advice. You should not act upon the information contained in this publication without obtaining specific professional advice. No representation or warranty (express or implied) is given as to the accuracy or completeness of the information contained in this publication, and, to the extent permitted by law, [insert legal name of the PwC firm], its members, employees and agents do not accept or assume any liability, responsibility or duty of care for any consequences of you or anyone else acting, or refraining to act, in reliance on the information contained in this publication or for any decision based on it. © 2012 PwC. All rights reserved.“PwC” and “PwC US” refer to PricewaterhouseCoopers LLP, a Delaware limited liability partnership, which is a member firm of PricewaterhouseCoopers International Limited, each member firm of which is a separate legal entity. This document is for general information purposes only, and should not be used as a substitute for consultation with professional advisors.