Ameren Corporation - 2007 Annual Report

Ameren Consolidated			Year Ended December 31,
(In millions, except per share amounts and as noted)		2007	2006	2005

RESULTS OF OPERATIONS
Operating revenues		$7,546	$6,880	$6,780
Operating expenses		$6,204	$5,707	$5,496
Operating income		$1,342	$1,173	$1,284
Income before cumulative effect of change in accounting principle		$618	$547	$628
Cumulative effect of change in accounting principle,
net of income tax benefit		$ –	$ –	$(22)
Net income		$618	$547	$606

Ameren Consolidated			Year Ended December 31,
(In millions, except per share amounts and as noted)		2007	2006	2005

COMMON STOCK DATA
Earnings per basic and diluted share (a)		$2.98	$2.66	$3.13
Dividends per common share		$2.54	$2.54	$2.54
Dividend yield (year-end)		4.7%	4.7%	5.0%
Market price per common share (year-end closing)		$54.21	$53.73	$51.24
Shares outstanding (weighted average)		207.4	205.6	200.8
Total market value of common shares (year-end)		$11,294	$11,099	$10,489
Book value per common share		$32.41	$31.87	$31.09

Ameren Consolidated			Year Ended December 31,
(In millions, except per share amounts and as noted)		2007	2006	2005

BALANCE SHEET DATA
Property and plant, net		$15,069	$14,286	$13,581
Total assets		$20,728	$19,635	$18,171
Long-term debt obligations, excluding current maturities		$5,691	$5,285	$5,354
Capitalization ratios
Common equity		48.2%	50.6%	52.5%
Preferred stock, not subject to mandatory redemption		1.4%	1.5%	1.6%
Debt and preferred stock subject to mandatory redemption, net of cash		50.4%	47.9%	45.9%

Ameren Consolidated			Year Ended December 31,
(In millions, except per share amounts and as noted)		2007	2006	2005

OPERATING DATA
Total electric sales (KwH)		107,486	101,015	96,059
Native gas sales (thousands of MMBtus)		107,871	108,682	114,182
Total generation output (KwH)		81,367	81,485	77,941
Electric customers		2.4	2.4	2.4
Gas customers		1.0	1.0	1.0

5/5