The following tables provide components of segment profit for each segment for the years ended December 31, 2018, 2017 and 2016, as reviewed by management (amounts in thousands):



	2018
	Real Estate			Observatory			Intersegment Elimination			Total
Revenues:
Rental revenue	$	493,231		$	—		$	—		$	493,231
Intercompany rental revenue	79,954			—			(79,954		)	—
Tenant expense reimbursement	72,372			—			—			72,372
Observatory revenue	—			131,227			—			131,227
Lease termination fees	20,847			—			—			20,847
Third-party management and other fees	1,440			—			—			1,440
Other revenue and fees	12,394			—			—			12,394
Total revenues	680,238			131,227			(79,954		)	731,511
Operating expenses:
Property operating expenses	167,379			—			—			167,379
Intercompany rent expense	—			79,954			(79,954		)	—
Ground rent expense	9,326			—			—			9,326
General and administrative expenses	52,674			—			—			52,674
Observatory expenses	—			32,767			—			32,767
Real estate taxes	110,000			—			—			110,000
Depreciation and amortization	168,430			78			—			168,508
Total operating expenses	507,809			112,799			(79,954		)	540,654
Total operating income	172,429			18,428			—			190,857
Other income (expense):
Interest income	10,661			—			—			10,661
Interest expense	(79,623		)	—			—			(79,623		)
Income before income taxes	103,467			18,428			—			121,895
Income tax expense	(1,114		)	(3,528		)	—			(4,642		)
Net income	$	102,353		$	14,900		$	—		$	117,253
Segment assets	$	3,930,330		$	265,450		$	—		$	4,195,780
Expenditures for segment assets	$	201,685		$	54,811		$	—		$	256,496



	2017
	Real Estate			Observatory			Intersegment Elimination			Total
Revenues:
Rental revenue	$	483,944		$	—		$	—		$	483,944
Intercompany rental revenue	77,646			—			(77,646		)	—
Tenant expense reimbursement	73,679			—			—			73,679
Observatory revenue	—			127,118			—			127,118
Lease termination fees	13,551			—			—			13,551
Third-party management and other fees	1,400			—			—			1,400
Other revenue and fees	9,834			—			—			9,834
Total revenues	660,054			127,118			(77,646		)	709,526
Operating expenses:
Property operating expenses	163,531			—			—			163,531
Intercompany rent expense	—			77,646			(77,646		)	—
Ground rent expense	9,326			—			—			9,326
General and administrative expenses	50,315			—			—			50,315
Observatory expenses	—			30,275			—			30,275
Real estate taxes	102,466			—			—			102,466
Depreciation and amortization	160,630			80			—			160,710
Total operating expenses	486,268			108,001			(77,646		)	516,623
Total operating income (loss)	173,786			19,117			—			192,903
Other income (expense):
Interest income	2,942			—			—			2,942
Interest expense	(68,473		)	—			—			(68,473		)
Loss on early extinguishment of debt	(2,157		)	—			—			(2,157		)
Loss from derivative financial instrument	(289		)	—			—			(289		)
Income before income taxes	105,809			19,117			—			124,926
Income tax expense	(1,306		)	(5,367		)	—			(6,673		)
Net income	$	104,503		$	13,750		$	—		$	118,253
Segment assets	$	3,670,907		$	260,440		$	—		$	3,931,347
Expenditures for segment assets	$	191,541		$	36,621		$	—		$	228,162



	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
Lease termination fees	7,676			—			—			7,676
Third-party management and other fees	1,766			—			—			1,766
Other revenue and fees	8,970			15			—			8,985
Total revenues	628,182			124,829			(75,658		)	677,353
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 (loss)	164,952			18,944			—			183,896
Other income (expense):
Interest income	647			—			—			647
Interest expense	(70,595		)	—			—			(70,595		)
Loss on early extinguishment of debt	(552		)	—			—			(552		)
Income (loss) 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