Credit Ratings(As of June, 2012)
|Standard and Poor's (S&P)||Long-term: A+/Short-term: A-1 (Outlook: Stable)|
|Moody's Investors Service||Long-term: A1/Short-term: P-1 (Outlook: Stable)|
|Rating and Investment Information, Inc. (R&I)||Long-term: AA-/Short-term: a-1+ (Outlook: Stable)|
Please refer to the websites of each credit rating agency for details about ratings.