Efficiency Ratio Over Time
Efficiency Ratio National American Bank All Insured Commercial Banks in California
03-31-2006 68.473 69.95
12-31-2005 72.968 74.917
09-30-2005 75.885 71.155
06-30-2005 79.155 70.343
03-31-2005 82.202 68.656
12-31-2004 85.514 71.614
09-30-2004 87.407 71.664
06-30-2004 89.355 72.622
03-31-2004 89.319 74.921
12-31-2003 78.91 78.394
09-30-2003 78.863 69.685
06-30-2003 77.786 70.304
03-31-2003 77.273 69.597
12-31-2002 80.177 70.571