Credit Ratings
| Moody's | Standard & Poor's | | Eff Date | Rating | Eff Date | Rating | | Long-TermSenior Unsecured Debt | | | | |
| | 3/26/09 | BBB+ | | 4/15/03 | A3 | 4/16/03 | A- | | 8/20/96 | A2 | 2/20/96 | A | | 6/10/94 | A3 | 10/6/93 | A- | | 10/13/92 | Baa1 | 7/16/93 | BBB+ | | | 5/31/90 | BBB(*) | | Short-Term | | | | | 4/15/03 | P2 | 4/16/03 | A2 | | 8/20/96 | P1 | 7/31/96 | A1 |
* Implied from subordinated note rating
| Moody's | Standard & Poor's | | Eff Date | Rating | Eff Date | Rating | | Long-TermSenior Unsecured Debt | | | | | | | | | 2/03/04 | A3 | 3/26/09 | BBB+ | | 4/14/03 | Baa3 | 4/16/03 | A- |
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