CONCENTRATIONS (Tables)

6 Months Ended

Jun. 30, 2015

Revenues

Concentrations

Schedule of concentration risk from properties

	Three Months Ended June 30,						Six Months Ended June 30,
	2015			2014			2015			2014
California		63.0	%		60.2	%		62.8	%		60.3	%
Washington, D.C.		24.5			23.9			24.2			24.3
Texas		7.8			7.7			7.6			7.7
North Carolina		4.5			6.1			4.5			5.6
New York		0.2			2.1			0.9			2.1
		100.0	%		100.0	%		100.0	%		100.0	%

Real estate investments

Concentrations

Schedule of concentration risk from properties

	June 30, 2015			December 31, 2014
California		52.5	%		52.3	%
Washington, D.C.		31.1			31.2
Texas		7.4			7.4
North Carolina		5.4			5.5
New York		3.6			3.6
		100.0	%		100.0	%