Financial Highlights
(expressed in millions of U.S. dollars, except per share data)

For the years ended December 31,
2002
2003 2004 2005 2006
$2,655 $3,590 $3,853 $3,616 $3,689 Net premiums written
2,670 3,873 4,166 4,206 4,187 Total revenues
190 468 492 (51) 749 Net income (loss)
Earnings (loss) per common share:
$3.60 $6.65 $7.27 $(4.42) $11.56 Diluted operating earnings (loss) per common share
3.28 8.13 8.71 (1.56) 12.37 Diluted net income (loss) per common share
12.5% 19.6% 17.0% (8.6)% 26.0% Operating return on beginning common shareholders' equity
11.4% 24.0% 20.4% (3.0)% 27.8% Return on beginning common shareholders' equity calculated with net income
Non-life ratios:
69.3% 65.6% 65.4% 86.9% 55.1% Loss ratio
22.0% 22.2% 23.0% 23.1% 23.1% Acquisition ratio
5.5% 5.5% 5.9% 5.9% 6.4% Other overhead expense ratio
96.8% 93.3% 94.3% 115.9% 84.6% Combined ratio
At December 31,
2002
2003 2004 2005 2006
$8,548 $10,903 $12,680 $13,744 $14,948 Total assets
2,077 2,594 3,352 3,093 3,786 Total shareholders' equity
34.02 42.48 50.99 44.57 56.07 Diluted book value per common and common share equivalents
2,714 3,120 3,398 3,725 4,054 Market capitalization