Tier 1 Capital Ratio Over Time
Tier 1 Capital Ratio Western Sierra National Bank All Insured Commercial Banks in California
03-31-2006 11.74 17.258
12-31-2005 11.12 17.882
09-30-2005 10.75 16.454
06-30-2005 10.56 15.701
03-31-2005 10.26 14.977
12-31-2004 9.93 14.478
09-30-2004 9.52 14.639
06-30-2004 9.22 14.582
03-31-2004 9.23 15.416
12-31-2003 9.27 15.254
09-30-2003 9.11 14.407
06-30-2003 9.06 14.01
03-31-2003 9.46 13.498
12-31-2002 9.41 13.579