Mid-State Bank & Trust
Arroyo Grande, CA — Domestic Branch of a Domestic Bank
Acquired May 2007
Net Interest Margin Over Time
| Net Interest Margin | Mid-State Bank & Trust | All Insured Commercial Banks in California |
| 03-31-2007 | 5.484 | 4.777 |
| 12-31-2006 | 5.724 | 5.042 |
| 09-30-2006 | 5.746 | 5.071 |
| 06-30-2006 | 5.726 | 5.04 |
| 03-31-2006 | 5.704 | 4.977 |
| 12-31-2005 | 5.55 | 4.944 |
| 09-30-2005 | 5.519 | 4.892 |
| 06-30-2005 | 5.506 | 4.815 |
| 03-31-2005 | 5.429 | 4.71 |
| 12-31-2004 | 5.262 | 4.519 |
| 09-30-2004 | 5.234 | 4.468 |
| 06-30-2004 | 5.181 | 4.455 |
| 03-31-2004 | 5.179 | 4.465 |
| 12-31-2003 | 5.47 | 4.433 |
| 09-30-2003 | 5.545 | 4.467 |
| 06-30-2003 | 5.574 | 4.53 |
| 03-31-2003 | 5.585 | 4.564 |
| 12-31-2002 | 5.681 | 4.72 |