Non-interest Expense Over Time
Non-interest Expense Northern Trust Bank, National Association All Insured Commercial Banks in Arizona
09-30-2006 31,200,000 8,652,591
06-30-2006 21,081,000 4,670,674
03-31-2006 10,727,000 2,423,610
12-31-2005 40,526,000 8,979,244
09-30-2005 30,330,000 8,406,366
06-30-2005 20,125,000 5,725,650
03-31-2005 10,037,000 2,578,300
12-31-2004 39,878,000 9,743,500
09-30-2004 29,662,000 7,781,923
06-30-2004 19,974,000 5,160,179
03-31-2004 10,085,000 2,531,077
12-31-2003 40,462,000 12,282,333
09-30-2003 30,983,000 9,352,410
06-30-2003 21,307,000 6,256,158
03-31-2003 10,292,000 3,115,842
12-31-2002 37,025,000 11,916,703