Total Aircraft Block Hours - ALL AIRCRAFT
NO ADJUSTMENTS MADE
		1995	1996	1997	1998	1999	2000	2001	2002	2003	2004	2005	2006	2007	2008	2009	2010	2011	2012	2013	2014	2015	2016	2017	2018	2019	2020
American		2,343,944	2,342,414	2,376,103	2,389,938	2,462,064	2,600,177	2,505,904	2,848,599	2,635,762	2,622,919	2,561,438	2,483,766	2,410,658	2,323,156	2,149,457	2,159,858	2,151,216	2,137,235	2,202,566	2,253,112	3,478,489	3,464,933	3,431,083	3,484,129	3,446,869	1,804,033
Continental		1,033,017	1,070,038	1,148,654	1,256,352	1,338,503	1,379,892	1,336,458	1,233,128	1,185,118	1,242,932	1,296,625	1,418,728	1,502,494	1,441,768	1,304,524	1,268,147	1,347,606	-	-	-	-	-	-	-	-	-
Delta		1,953,319	2,001,755	2,100,902	2,161,141	2,225,511	2,269,404	2,187,408	1,998,796	1,787,252	1,933,922	1,923,533	1,729,148	1,758,101	1,750,933	1,677,329	2,698,672	2,691,641	2,642,225	2,675,650	2,790,414	2,966,095	3,063,843	3,107,730	3,217,616	3,363,442	1,689,000
Northwest		1,291,188	1,362,560	1,392,573	1,311,880	1,435,810	1,487,463	1,447,191	1,408,396	1,358,658	1,402,452	1,381,536	1,280,748	1,273,956	1,169,775	1,020,202	-	-	-	-	-	-	-	-	-	-	-
United		2,024,459	2,079,294	2,144,700	2,207,741	2,288,336	2,318,269	2,168,914	1,945,043	1,846,201	1,957,537	1,833,178	1,872,199	1,847,989	1,741,916	1,505,411	1,447,842	1,400,935	2,718,885	2,665,288	2,652,307	2,687,068	2,722,538	2,834,953	2,967,768	3,041,412	1,375,387
US Airways		1,342,436	1,292,549	1,308,878	1,272,590	1,320,016	1,462,376	1,382,202	1,082,573	955,107	993,946	1,008,619	2,662,258	2,546,256	1,291,450	1,216,730	1,192,005	1,209,431	1,202,023	1,245,187	1,249,043	-	-	-	-	-	-
American West		373,495	424,313	456,523	461,220	492,607	516,756	508,035	502,872	515,781	554,383	561,433	544,097	394,433	-	-	-	-	-	-	-	-	-	-	-	-	-
--sub Network		10,361,858	10,572,923	10,928,333	11,060,862	11,562,847	12,034,337	11,536,112	11,019,407	10,283,879	10,708,091	10,566,362	11,990,944	11,733,887	9,718,998	8,873,653	8,766,524	8,800,829	8,700,368	8,788,691	8,944,876	9,131,652	9,251,314	9,373,766	9,669,513	9,851,723	4,868,420
Southwest		852,902	935,820	1,024,418	1,067,629	1,169,845	1,307,692	1,395,717	1,456,295	1,502,804	1,607,500	1,755,257	1,890,934	2,041,620	2,136,226	2,026,136	2,021,450	2,113,654	2,604,159	2,556,426	2,501,224	2,587,191	2,700,452	2,776,724	2,846,400	2,816,457	1,812,516
AirTran		2,424	30,555	31,583	133,905	175,885	186,735	191,230	235,177	275,640	311,008	386,073	463,821	531,649	549,475	535,037	542,586	549,296	-	-	-	-	-	-	-	-	-
jetBlue		-	-	-	-	-	23,303	67,154	126,670	208,434	297,200	378,719	495,196	599,030	617,879	621,985	652,859	702,958	751,811	808,041	843,100	902,730	965,933	1,001,099	1,059,226	1,097,031	519,496
Alaska		288,590	308,598	318,598	344,171	355,564	358,893	375,069	393,645	413,614	435,267	465,102	445,724	451,886	440,019	407,316	417,106	445,301	467,510	496,635	513,947	556,061	586,813	632,871	929,181	933,369	476,002
Virgin America		-	-	-	-	-	-	-	-	-	-	-	-	16,053	82,441	117,261	144,089	169,142	215,958	208,625	208,936	216,190	246,801	261,993	-	-	-
Hawaiian		59,050	62,563	62,293	63,171	70,341	81,076	86,582	72,704	77,359	77,202	81,397	86,461	97,309	104,794	112,244	113,217	125,506	148,060	162,318	163,695	169,256	174,376	185,544	204,064	213,883	88,638
-- sub LCC		1,202,966	1,337,536	1,436,892	1,608,876	1,771,635	1,957,699	2,115,752	2,284,491	2,477,851	2,728,177	3,066,548	3,382,136	3,737,547	3,930,834	3,819,979	3,891,307	4,105,857	4,187,498	4,232,045	4,230,902	4,431,428	4,674,375	4,858,231	5,038,871	5,060,740	2,896,652
Allegiant		-	-	-	-	-	1,905	1,426	4,587	10,641	19,627	29,002	50,829	65,706	77,547	94,524	106,811	108,558	119,856	122,089	132,551	156,814	185,909	206,066	224,280	242,172	192,985
Frontier		19,202	32,808	42,961	48,501	71,789	82,624	91,772	115,193	134,414	189,607	197,283	227,496	259,989	402,079	214,002	211,747	220,849	214,670	195,773	222,116	258,321	277,806	308,077	340,524	389,460	236,014
Spirit		15,967	21,254	26,452	34,361	61,634	72,056	78,618	92,509	99,448	111,194	101,195	106,557	150,457	150,662	133,008	140,786	161,409	190,831	229,824	266,014	335,641	386,363	434,941	521,629	601,765	384,848
-- sub Other		35,169	54,062	69,413	82,862	133,423	156,585	171,816	212,289	244,503	320,428	327,480	384,882	476,152	630,288	441,534	459,344	490,816	525,357	547,686	620,681	750,776	850,078	949,084	1,086,433	1,233,397	813,847
Total All Sectors		11,599,993	11,964,521	12,434,638	12,752,600	13,467,905	14,148,621	13,823,680	13,516,187	13,006,233	13,756,696	13,960,390	15,757,962	15,947,586	14,280,120	13,135,166	13,117,175	13,397,502	13,413,223	13,568,422	13,796,459	14,313,856	14,775,767	15,181,081	15,794,817	16,145,860	8,578,919
Data Source:  US DOT Form 41, schedule T2.