Tier 2 Capital Over Time
Tier 2 Capital Northern Trust Bank, National Association All Insured Commercial Banks in Arizona
09-30-2006 6,481,000 2,203,341
06-30-2006 6,462,000 2,602,116
03-31-2006 6,461,000 2,033,659
12-31-2005 6,463,000 1,997,366
09-30-2005 6,402,000 2,499,122
06-30-2005 6,400,000 1,812,525
03-31-2005 6,396,000 1,751,600
12-31-2004 6,380,000 1,726,368
09-30-2004 6,594,000 2,078,154
06-30-2004 6,644,000 1,986,949
03-31-2004 6,642,000 4,375,179
12-31-2003 6,611,000 6,919,872
09-30-2003 6,760,000 6,796,846
06-30-2003 6,589,000 7,078,263
03-31-2003 6,558,000 7,300,324
12-31-2002 6,515,000 7,459,556