Tier 2 Capital Over Time
Tier 2 Capital Security State Bank All Insured Commercial Banks in Iowa
03-31-2006 591,000 746,345
12-31-2005 621,000 741,274
09-30-2005 571,000 744,944
06-30-2005 610,000 720,107
03-31-2005 580,000 708,344
12-31-2004 624,000 701,843
09-30-2004 595,000 681,677
06-30-2004 589,000 674,286
03-31-2004 584,000 653,576
12-31-2003 568,000 646,069
09-30-2003 583,000 632,873
06-30-2003 570,000 618,377
03-31-2003 574,000 609,299
12-31-2002 588,000 596,851