Lack of Volatility in Results and Excess Capital Returned to Shareholders

8% 7% 6% 5% 4% 3% 2% 1% 0% -1% -2% 2Q 06 4Q 06 2Q 07 4Q 07 2Q 08 4Q 08 2Q 09 4Q 09 2Q 10 4Q 10 2Q 11 4Q 11 2Q 12 SIXTY QUARTERS OF FAVORABLE RESERVE DEVELOPMENT Confidential Reserve Development Favorable / (Unfavorable) ―% of Earned Premium 1Q17 Includes an increase to prior year reserves of $30 million, before tax, or $22 million after tax related to the Ogden rate change. The Ogden rate is the discount rate used to calculate lump-sum bodily injury payouts in the U.K. and was recently reduced by the U.K. Ministry of Justice from +2.5% to -0.75%. 4Q 12 2Q 13 4Q13 2Q14 Quarterly Reserve Development $ Millions $80 $70 $60 $50 $40 $30 $20 $10 $0 -$10 -$20 4Q14 2Q15 4Q15 2Q16 4Q16 2Q17 4Q17 2Q18 4Q18 2Q19 στον 18 2Q20 4Q20 2Q21 4Q21

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