Credit Ratings

MOODY’S
Debt Type	Rating	Date
Long-Term Debt	Baa2	3/31/2013
Short-Term Debt	P-2	3/31/2013
Outlook	Positive	3/31/2013

STANDARD & POOR’S
Debt Type	Rating	Date
Long-Term Debt	BBB+	3/31/2013
Short-Term Debt	A-2	3/31/2013
Outlook	Stable	3/31/2013