The following tables provide components of segment profit for each segment for the years ended December 31, 2016, 2015 and 2014, as reviewed by management (amounts in thousands):



	2016
	Real Estate			Observatory			Intersegment Elimination			Total
Revenues:
Rental revenue	$	460,653		$	—		$	—		$	460,653
Intercompany rental revenue	75,658			—			(75,658		)	—
Tenant expense reimbursement	73,459			—			—			73,459
Observatory revenue	—			124,814			—			124,814
Third-party management and other fees	1,766			—			—			1,766
Other revenue and fees	17,293			15			—			17,308
Total revenues	628,829			124,829			(75,658		)	678,000
Operating expenses:
Property operating expenses	153,850			—			—			153,850
Intercompany rent expense	—			75,658			(75,658		)	—
Ground rent expense	9,326			—			—			9,326
General and administrative expenses	49,078			—			—			49,078
Observatory expenses	—			29,833			—			29,833
Real estate taxes	96,061			—			—			96,061
Acquisition expenses	98			—			—			98
Depreciation and amortization	154,817			394			—			155,211
Total operating expenses	463,230			105,885			(75,658		)	493,457
Total operating income	165,599			18,944			—			184,543
Interest expense	(71,147		)	—			—			(71,147		)
Income before income taxes	94,452			18,944			—			113,396
Income tax expense	(1,361		)	(4,785		)	—			(6,146		)
Net income	$	93,091		$	14,159		$	—		$	107,250
Segment assets	$	3,641,844		$	249,109		$	—		$	3,890,953
Expenditures for segment assets	$	197,680		$	—		$	—		$	197,680



	2015
	Real Estate			Observatory			Other			Intersegment Elimination			Total
Revenues:
Rental revenue	$	447,784		$	—		$	—		$	—		$	447,784
Intercompany rental revenue	68,255			—			—			(68,255		)	—
Tenant expense reimbursement	79,516			—			—			—			79,516
Observatory revenue	—			112,172			—			—			112,172
Construction revenue	—			—			5,696			(3,715		)	1,981
Third-party management and other fees	2,133			—			—			—			2,133
Other revenue and fees	14,048			—			—			—			14,048
Total revenues	611,736			112,172			5,696			(71,970		)	657,634
Operating expenses:
Property operating expenses	158,638			—			—			—			158,638
Intercompany rent expense	—			68,255			—			(68,255		)	—
Ground rent expense	9,326			—			—			—			9,326
General and administrative expenses	38,073			—			—			—			38,073
Observatory expenses	—			32,174			—			—			32,174
Construction expenses	—			—			6,539			(3,317		)	3,222
Real estate taxes	93,165			—			—			—			93,165
Acquisition expenses	193			—			—			—			193
Depreciation and amortization	171,035			338			101			—			171,474
Total operating expenses	470,430			100,767			6,640			(71,572		)	506,265
Total operating income (loss)	141,306			11,405			(944		)	(398		)	151,369
Interest expense	(67,492		)	—			—			—			(67,492		)
Income (loss) before income taxes	73,814			11,405			(944		)	(398		)	83,877
Income tax (expense) benefit	(1,498		)	(2,791		)	340			—			(3,949		)
Net income (loss)	$	72,316		$	8,614		$	(604	)	$	(398	)	$	79,928
Segment assets	$	3,058,250		$	241,511		$	889		$	—		$	3,300,650
Expenditures for segment assets	$	156,543		$	211		$	—		$	—		$	156,754



	2014
	Real Estate			Observatory			Other			Intersegment Elimination			Total
Revenues:
Rental revenue	$	400,825		$	—		$	—		$	—		$	400,825
Intercompany rental revenue	69,293			—			—			(69,293		)	—
Tenant expense reimbursement	67,651			—			—			—			67,651
Observatory revenue	—			111,541			—			—			111,541
Construction revenue	—			—			44,989			(6,341		)	38,648
Third-party management and other fees	2,376			—			—			—			2,376
Other revenue and fees	13,280			982			23			—			14,285
Total revenues	553,425			112,523			45,012			(75,634		)	635,326
Operating expenses:
Property operating expenses	148,676			—			—			—			148,676
Intercompany rent expense	—			69,293			—			(69,293		)	—
Ground rent expense	5,339			—			—			—			5,339
General and administrative expenses	39,037			—			—			—			39,037
Observatory expenses	—			31,413			—			—			31,413
Construction expenses	—			—			44,185			(5,589		)	38,596
Real estate taxes	82,131			—			—			—			82,131
Acquisition expenses	3,382			—			—			—			3,382
Depreciation and amortization	145,121			295			15			—			145,431
Total operating expenses	423,686			101,001			44,200			(74,882		)	494,005
Total operating income (loss)	129,739			11,522			812			(752		)	141,321
Interest expense	(66,456		)	—			—			—			(66,456		)
Income (loss) before income taxes	63,283			11,522			812			(752		)	74,865
Income tax expense	(1,437		)	(2,876		)	(342		)	—			(4,655		)
Net income (loss)	$	61,846		$	8,646		$	470		$	(752	)	$	70,210
Segment assets	$	3,023,089		$	252,376		$	8,032		$	—		$	3,283,497
Expenditures for segment assets	$	497,645		$	99		$	—		$	—		$	497,744