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Customer Concentration (Tables)

12 Months Ended

Dec. 31, 2011

Customer Concentration (Tables) [Abstract]

Summary of customer concentration

			Number of		Total			Percent of
Concentration by investment:⁽¹⁾			Properties		Investment⁽²⁾			Investment⁽³⁾
	Genesis HealthCare, LLC		150		$	2,466,243		18%
	Merrill Gardens, LLC		48			1,132,399		8%
	Benchmark Senior Living, LLC		35			883,681		6%
	Brandywine Senior Living, LLC		24			719,509		5%
	Senior Living Communities, LLC		12			604,079		4%
	Remaining portfolio		655			8,136,439		59%
	Totals		924		$	13,942,350		100%

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Merrill Gardens and Benchmark are in our seniors housing operating segment whereas the other top five customers are in our seniors housing triple-net segment.
Excludes our share of investments in unconsolidated entities. Please see Note 7 for additional information.
Investments with our top five customers comprised 32% of total investments at December 31, 2010.