Distributions Paid and Payable (Tables)

12 Months Ended

Dec. 31, 2011

Distributions Paid and Payable [Abstract]

Schedule of Stock by Class and Dividends Paid or Payable

The following is a summary of monthly distributions paid per common share for the years:

Month	2011		2010		2009
January	$	0.1442500	$	0.1430000	$	0.1417500
February		0.1442500		0.1430000		0.1417500
March		0.1442500		0.1430000		0.1417500
April		0.1445625		0.1433125		0.1420625
May		0.1445625		0.1433125		0.1420625
June		0.1445625		0.1433125		0.1420625
July		0.1448750		0.1436250		0.1423750
August		0.1448750		0.1436250		0.1423750
September		0.1448750		0.1436250		0.1423750
October		0.1451875		0.1439375		0.1426875
November		0.1451875		0.1439375		0.1426875
December		0.1451875		0.1439375		0.1426875
Total	$	1.7366250	$	1.7216250	$	1.7066250

Federal Income Tax Characterization of Distributions Paid

The following presents the federal income tax characterization of distributions paid or deemed to be paid per common share for the years:

	2011		2010		2009
Ordinary income	$	1.3787863	$	1.2598879	$	1.2739214
Nontaxable distributions		0.3578387		0.4617371		0.4113034
Capital gain		--		--		0.0214002
Totals	$	1.7366250	$	1.7216250	$	1.7066250

The following presents the federal income tax characterization of dividends paid per share to our Class D preferred stockholders for the years:

	2011		2010		2009
Ordinary income	$	1.8437508	$	1.8437508	$	1.8206316
Capital gain		--		--		0.0231192
Totals	$	1.8437508	$	1.8437508	$	1.8437508

The following presents the federal income tax characterization of dividends paid per share to our Class E preferred stockholders for the years:

	2011		2010		2009
Ordinary income	$	1.6875000	$	1.6875000	$	1.6663392
Capital gain		--		--		0.0211608
Totals	$	1.6875000	$	1.6875000	$	1.6875000