| | | S&P | Moody's | Fitch Ratings | DBRS Ltd | | Long-term Issuer | BBB (OS)
6/2/2010 | -
| -
| -
| | Preferred Stock | -
| Baa3
1/30/2008 | -
| -
| | Senior Unsecured | BBB (WR)
3/31/2009 | Baa2 (OS)
6/17/2011 | -
| -
| | Credit Ratings (Subsidiaries) | |
Credit ratings for subsidiaries are currently unavailable.
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