CONCENTRATIONS (Tables)

3 Months Ended

Mar. 31, 2016

Revenues

Concentrations

Schedule of concentration risk from properties

	Three Months Ended March 31,
	2016			2015
California		64.6	%		62.5	%
Washington, D.C.		21.2			23.8
Texas		8.0			7.5
North Carolina		4.3			4.6
New York		1.9			1.6
		100.0	%		100.0	%

Real estate investments

Concentrations

Schedule of concentration risk from properties

	March 31, 2016			December 31, 2015
California		51.9	%		52.6	%
Washington, D.C.		31.6			31.1
Texas		7.5			7.4
North Carolina		5.3			5.3
New York		3.7			3.6
		100.0	%		100.0	%