Exhibit 99.1

PEPCO HOLDINGS, INC.

				For the Year Ended December 31,
	Nine Months Ended September 30, 2013			2012			2011		2010			2009			2008
	(millions of dollars)
Earnings
Net income from continuing operations	$	52		$	218		$	222	$	91		$	163		$	214
Preferred stock dividend		—			—			—		—			—			—
(Income) or loss from equity investees		(1	)		(1	)		3		1			(2	)		4
Minority interest loss		—			—			—		—			—			—
Income tax expense (benefit) related to continuing operations		280			103			114		(14	)		80			96
Pre-tax income for common stock		331			320			339		78			241			314
Add: Fixed charges*		227			286			275		312			332			317
Add: Distributed income of equity investees		—			—			—		—			—			—
Subtract: Interest capitalized		—			—			—		—			—			(1	)
Subtract: Pre-tax preferred stock dividend requirement		—			—			—		—			—			—
Earnings	$	558		$	606		$	614	$	390		$	573		$	630
*Fixed Charges
Interest on long-term debt	$	200		$	249		$	239	$	269		$	286		$	276
Interest capitalized		—			—			—		—			—			1
Other interest		—			—			—		—			—			—
Amortization of debt discount, premium, and expense		11			16			14		21			23			16
Interest component of rentals		16			21			22		22			23			24
Pre-tax preferred stock dividend requirement		—			—			—		—			—			—
Fixed charges	$	227		$	286		$	275	$	312		$	332		$	317
Ratio of earnings to fixed charges (a)		2.46			2.12			2.23		1.25			1.73			1.99

(a) Pepco Holdings, Inc. has no preferred equity securities outstanding, therefore the ratio of earnings to fixed charges is equal to the ratio of earnings to combined fixed charges and preferred stock dividends.