Tier 1 Capital Over Time
Tier 1 Capital Northern Trust Bank Of Texas National Association All Insured Commercial Banks in Texas
06-30-2006 83,904,000 14,188,200
03-31-2006 85,710,000 13,904,381
12-31-2005 82,758,000 13,589,424
09-30-2005 90,439,000 13,314,266
06-30-2005 86,822,000 13,034,455
03-31-2005 83,054,000 12,741,483
12-31-2004 79,912,000 12,292,124
09-30-2004 82,980,000 12,177,908
06-30-2004 79,404,000 11,734,685
03-31-2004 82,178,000 11,519,439
12-31-2003 78,946,000 11,271,076
09-30-2003 79,453,000 11,179,082
06-30-2003 84,962,000 10,917,737
03-31-2003 82,450,000 10,743,620
12-31-2002 79,556,000 10,463,997