Year Ended
12-31-11
12-31-10
12-31-09
12-31-08
12-31-07
12-31-06
12-31-05
12-31-04
12-31-03
12-31-02
12-31-01
12-31-00
12-31-99
12-31-98
12-31-97
12-31-96
12-31-95
12-31-94
12-31-93
12-31-92
12-31-91
*adjusted for share dividends
Book Value
33.23
37.46
39.99
27.85
36.17
33.37
28.08
24.76
22.97
19.29
21.12
19.65
18.70
22.01*
21.65*
20.43*
19.09*
14.36*
11.83*
10.38*
9.60*