All airports provide similar services to their customers as described in Note 21.

The elimination of the investment of the Company in its subsidiaries is included under “Eliminations” along with any intersegment revenues and other significant intercompany operations.

The following are the results, assets and liabilities by segments for the years ended December 31, 2017, 2018 and 2019:

December 31, 2017	Guadalajara			Tijuana			Puerto Vallarta			San José del Cabo			Montego Bay			Hermosillo			Guanajuato			Other Airports			Total reportable segments			Other Companies			Eliminations			Total
Aeronautical services	Ps.	2,426,289		Ps.	1,158,896		Ps.	989,137		Ps.	1,111,293		Ps.	1,290,079		Ps.	272,941		Ps.	386,726		Ps.	645,162		Ps.	8,280,522		Ps.	—		Ps.	—		Ps.	8,280,522
Non-aeronautical services		645,997			304,023			371,939			618,468			496,477			62,481			116,686			152,133			2,768,205			4,700			—			2,772,905
Improvements to concessions assets		326,198			203,664			101,235			222,106			66,131			174,769			122,133			96,256			1,312,491			—			—			1,312,491
Total revenues		3,398,484			1,666,583			1,462,310			1,951,866			1,852,687			510,191			625,545			893,551			12,361,218			4,700			—			12,365,918
Total intersegment revenues		—			—			—			—			—			—			—			—			—			4,265,456		(4,265,456)				—
Income from operations		2,072,491			883,966			863,209			1,171,837			565,463			142,836			312,363			201,276			6,213,440			4,323,747		(4,255,456)				6,281,731
Interest income		105,328			45,775			53,166			65,601			—			26,798			15,648			32,674			344,991			750,350			(674,606	)		420,735
Interest expense		(168,112	)		(89,265	)		(52,327	)		(85,706	)		(136,497	)		(35,317	)		(27,125	)		(59,450	)		(653,800	)		(640,015	)		674,606			(619,207	)
Gain on financial investment held for coverage		—			—			—			—			—			—			—			—			—			34,361			—			34,361
Depreciation and amortization for the year		(295,445	)		(161,892	)		(142,763	)		(201,241	)		(344,861	)		(59,241	)		(52,836	)		(175,472	)		(1,433,750	)		(9,813	)		—			(1,443,562	)
Share of loss of associate		—			—			—			—			—			—			—			—			—			(10,620	)		—			(10,620	)
Income before income taxes		2,008,984			840,689			856,050			1,135,132			445,269			134,220			303,605			188,364			5,912,312			4,514,866			(4,255,456	)		6,171,722
Income taxes expense		(442,764	)		(152,631	)		(184,506	)		(288,786	)		(107,062	)		(12,382	)		(69,271	)		(61,368	)		(1,318,770	)		(121,871	)		—			(1,440,641	)
Total assets		9,289,847			5,541,186			3,875,465			4,133,283			3,068,476			1,715,227			1,475,581			3,749,862			32,848,928			38,598,059			(31,929,455	)		39,517,532
Total liabilities		3,133,738			1,498,785			1,127,055			1,872,045			1,854,290			663,360			571,006			1,022,866			11,743,146			13,871,716			(8,174,099	)		17,440,763
Investment in associates		—			—			—			—			—			—			—			—			—			11,016			—			11,016
Net cash flows provided by operations activities		1,852,797			969,246			844,238			1,086,007			788,059			195,867			270,238			381,488			6,387,940			(105,808	)		(113,430	)		6,168,702
Net cash flow used in investing activities		(414,701	)		(410,216	)		(184,142	)		(323,649	)		(122,417	)		(202,470	)		(143,243	)		(147,718	)		(1,948,557	)		4,839,982			(4,830,000	)		(1,938,575	)
Net cash flow used in financing activities		(1,144,341	)		(560,617	)		(436,447	)		(825,018	)		(287,859	)		(77,101	)		(123,028	)		(232,161	)		(3,686,573	)		(2,830,743	)		4,830,000			(1,687,316	)
Additions to non-current as assets		5,796,853			3,615,601			2,432,387			2,762,873			5,604,397			1,134,216			967,981			2,431,955			24,746,263			318,997			—			25,065,260

December 31, 2018	Guadalajara			Tijuana			Puerto Vallarta			San José del Cabo			Montego Bay			Hermosillo			Guanajuato			Other Airports			Total reportable segments			Other Companies			Eliminations			Total
Aeronautical services	Ps.	2,824,677		Ps.	1,344,122		Ps.	1,088,417		Ps.	1,244,106		Ps.	1,419,674		Ps.	306,118		Ps.	484,798		Ps.	787,242		Ps.	9,499,154		Ps.	—		Ps.	—		Ps.	9,499,154
Non-aeronautical services		796,739			326,214			399,427			698,891			543,878			82,922			148,119			180,517			3,176,708			6,823			—			3,183,532
Improvements to concession assets		110,415			100,986			40,330			346,956			545,959			47,541			16,244			231,771			1,440,204			—			—			1,440,204
Total revenues		3,731,830			1,771,323			1,528,174			2,289,954			2,509,511			436,581			649,162			1,199,530			14,116,066			6,823			—			14,122,890
Total intersegment revenues		—			—			—			—			—			—			—			—			—			4,805,223			(4,805,223	)		—
Income from operations		2,454,759			1,042,368			942,551			1,272,180			646,677			153,576			408,037			306,197			7,226,345			4,783,428			(4,765,120	)		7,244,652
Interest income		112,569			44,954			43,471			54,836			6,431			13,722			19,502			51,327			346,813			1,065,159			(835,278	)		576,694
Interest expense		(230,458	)		(136,453	)		(65,407	)		(136,914	)		(135,740	)		(50,927	)		(47,099	)		(93,929	)		(896,927	)		(950,762	)		835,278			(1,012,411	)
Gain on financial investment held for coverage		—			—			—			—			—			—			—			—			—			29,643			—			29,643
Depreciation and amortization for the year		(310,882	)		(180,904	)		(153,230	)		(217,858	)		(354,963	)		(72,635	)		(61,073	)		(186,997	)		(1,538,542	)		(31,095	)		—			(1,569,637	)
Share of loss of associate		—			—			—			—			—			—			—			—			—			(947	)		—			(947	)
Income before income taxes		2,394,213			979,156			952,241			1,218,028			525,351			124,243			386,323			263,776			6,843,329			4,929,463			(4,765,120	)		7,007,672
Income taxes expense		(584,439	)		(210,874	)		(225,833	)		(336,560	)		(128,246	)		(19,098	)		(99,963	)		(114,118	)		(1,719,131	)		(149,910	)		—			(1,869,041	)
Total assets		9,773,884			5,729,156			3,918,644			4,166,561			3,039,158			1,747,518			1,632,722			3,033,967			33,041,609			38,884,387			(32,375,494	)		39,550,502
Total liabilities		3,519,318			1,858,474			1,158,586			2,228,807			2,123,946			735,487			701,735			1,405,884			13,732,236			13,911,464			(9,865,348	)		17,778,352

Investments in associates		—			—			—			—			—			—			—			—			—			35			—			35
Net cash flows provided by operations activities		2,233,357			1,376,334			797,800			1,063,923			860,399			173,726			357,455			448,702			7,311,697			810,779			(886,857	)		7,235,619
Net cash flow used in investing activities		(284,319	)		(378,328	)		(90,743	)		(418,407	)		(652,469	)		(61,374	)		(113,388	)		(255,707	)		(2,254,734	)		4,959,209			(5,254,886	)		(2,550,411	)
Net cash flow used in financing activities		(1,552,530	)		(681,179	)		(739,684	)		(942,796	)		(931,248	)		(107,021	)		(155,344	)		(6,374	)		(5,116,178	)		(6,305,402	)		5,254,886			(6,166,694	)
Additions to non-current as assets		5,665,570			3,729,013			2,356,638			2,976,072			5,924,992			1,128,854			990,782			2,600,342			25,372,263			729,295			—			26,101,558

December 31, 2019	Guadalajara			Tijuana			Puerto Vallarta			San José del Cabo			Montego Bay			Hermosillo			Guanajuato			Other Airports			Total reportable segments			Other Companies			Eliminations			Total
Aeronautical services	Ps.	2,978,617		Ps.	1,568,297		Ps.	1,183,610		Ps.	1,364,746		Ps.	1,512,164		Ps.	337,380		Ps.	584,650		Ps.	1,018,256		Ps.	10,547,720		Ps.	—		Ps.	—		Ps.	10,547,720
Non-aeronautical services		938,445			454,098			455,699			787,424			585,325			97,696			180,327			265,282			3,764,296			7,203			—			3,771,500
Improvements to concession assets		858,807			300,221			57,697			299,155			136,363			3,332			32,853			218,371			1,906,801			—			—			1,906,801
Total revenues		4,775,869			2,322,617			1,697,007			2,451,326			2,233,853			438,408			797,829			1,501,910			16,218,818			7,203			—			16,226,021
Total intersegment revenues		—			—			—			—			—			—			—			—			—			5,262,241			(5,262,241	)		—
Income from operations		2,599,316			1,274,902			1,051,669			1,397,328			629,027			191,079			477,123			350,253			7,970,697			5,282,882			(5,236,341	)		8,017,238
Interest income		113,495			53,684			47,959			45,703			13,191			12,090			21,019			56,800			363,942			1,292,797			(990,910	)		665,829
Interest expense		(274,257	)		(162,628	)		(75,298	)		(173,132	)		(145,597	)		(57,245	)		(54,132	)		(111,549	)		(1,053,838	)		(1,362,817	)		990,910			(1,425,746	)
Loss on financial investment held for coverage		—			—			—			—			—			—			—			—			—			(149,770	)		—			(149,770	)
Depreciation and amortization for the year		(346,586	)		(206,982	)		(156,383	)		(234,670	)		(85,851	)		(100,403	)		(390,394	)		(210,357	)		(1,731,627	)		(44,511	)		—			(1,776,137	)
Share of gain of associate		—			—			—			—			—			—			—			—			—			79			—			79
Income before income taxes		2,423,349			1,159,190			1,010,897			1,261,254			495,171			140,027			440,450			294,655			7,224,994			5,357,532			(5,236,341	)		7,346,185
Income taxes expense		(649,761	)		(185,555	)		(273,431	)		(359,996	)		(124,228	)		(26,013	)		(132,118	)		(72,356	)		(1,823,460	)		(67,983	)		—			(1,891,443	)
Total assets		10,038,163			6,155,593			3,941,917			4,445,521			2,372,006			1,707,357			1,653,964			4,759,366			35,073,888			39,969,627			(33,465,711	)		41,577,804
Total liabilities		4,091,482			2,261,268			1,334,263			2,706,406			2,102,386			767,297			774,619			1,809,866			15,847,585			16,927,461			(11,866,923	)		20,908,361

Investments in associates		—			—			—			—			—			—			—			—			—			114			—			114
Net cash flows provided by operations activities		2,295,782			1,322,659			984,410			1,299,232			841,232			248,261			490,864			469,505			7,951,945			301,883			(89,772	)		8,164,057
Net cash flow used in investing activities		(986,532	)		(341,155	)		(69,382	)		(343,198	)		(211,385	)		(42,913	)		(69,230	)		(156,943	)		(2,220,737	)		3,624,786			(3,990,143	)		(2,586,095	)
Net cash flow used in financing activities		(1,750,155	)		(703,256	)		(824,218	)		(802,640	)		(633,251	)		(197,367	)		(352,970	)		(63,433	)		(5,327,291	)		(2,894,381	)		3,990,143			(4,231,529	)
Additions to non-current as assets		6,252,492			3,845,105			2,263,519			3,052,248			5,548,992			1,051,047			942,924			2,676,181			25,632,508			924,182			—			26,556,690

Non-current assets are comprised of Machinery, equipment, Improvements to leased assets, Improvements to concession assets, Airport concessions, Rights of use of airport facilities,

The unrealized exchange loss, net amounts (a non-cash item) disclosed in the consolidated statements of cash flow relates mainly to Other Companies segments, and comes from bank loans denominated in foreign currency.

The amounts shown in the eliminations column relates to the intercompany transactions and balances being eliminated to arrive at consolidated figures, such as, personnel services, parking operations, income and financial expenses, equity method, investments in subsidiaries, amongst the most important.