The following tables summarize the rental and other revenues and net operating income, the primary industry property-level performance metric used by our chief operating decision maker and which is defined as rental and other revenues less rental property and other expenses, for each of our reportable segments.



	Year Ended December 31,
	2017		2016		2015
Rental and Other Revenues:
Office:
Atlanta	$	140,323	$	134,601	$	108,590
Greensboro	21,453		20,522		21,251
Memphis	45,430		48,251		47,137
Nashville	111,506		95,912		88,310
Orlando	51,236		46,260		44,621
Pittsburgh	59,103		58,789		59,392
Raleigh	119,254		112,958		102,841
Richmond	43,959		44,315		42,089
Tampa	97,524		89,903		75,715
Total Office Segment	689,788		651,511		589,946
Other	12,949		14,123		14,725
Total Rental and Other Revenues	$	702,737	$	665,634	$	604,671


18.	Segment Information - Continued



	Year Ended December 31,
	2017			2016			2015
Net Operating Income:
Office:
Atlanta	$	89,575		$	84,733		$	67,094
Greensboro	13,612			12,781			13,395
Memphis	28,128			30,038			29,534
Nashville	81,204			68,678			62,387
Orlando	30,526			26,525			25,524
Pittsburgh	34,784			34,175			34,348
Raleigh	86,475			80,803			72,981
Richmond	29,946			30,505			27,922
Tampa	62,378			56,493			45,447
Total Office Segment	456,628			424,731			378,632
Other	9,221			9,818			10,098
Total Net Operating Income	465,849			434,549			388,730
Reconciliation to income from continuing operations before disposition of investment properties and activity in unconsolidated affiliates:
Depreciation and amortization	(227,832		)	(220,140		)	(201,918		)
Impairments of real estate assets	(1,445		)	—			—
General and administrative expenses	(39,648		)	(38,153		)	(37,642		)
Interest expense	(69,105		)	(76,648		)	(86,052		)
Other income	2,283			2,338			1,726
Income from continuing operations before disposition of investment properties and activity in unconsolidated affiliates	$	130,102		$	101,946		$	64,844


18.	Segment Information - Continued



	December 31,
	2017		2016
Total Assets:
Office:
Atlanta	$	1,049,100	$	1,039,519
Greensboro	134,194		127,887
Memphis	218,088		271,115
Nashville	806,725		714,905
Orlando	306,970		307,021
Pittsburgh	334,136		353,816
Raleigh	762,331		760,607
Richmond	229,468		212,508
Tampa	550,375		553,068
Total Office Segment	4,391,387		4,340,446
Other	232,404		220,604
Total Assets	$	4,623,791	$	4,561,050