Table 1. Industry Domestic Enplanements (Number),,,,, Month,2001,2002,2003,, January,"44,107,354","38,557,439","43,067,895",, February,"43,177,091","38,644,426","40,981,396",, March,"53,054,589","48,501,883","49,292,829",, April,"50,791,568","45,437,147","47,397,945",, May,"51,119,648","47,114,281",,, June,"53,471,052","49,188,600",,, July,"55,802,826","51,155,839",,, August,"56,404,948","51,226,483",,, September,"30,546,412","40,223,878",,, October,"40,290,718","48,273,424",,, November,"40,691,635","44,226,121",,, December,"40,901,001","49,864,516",,, Year to Date,"191,130,602","171,140,895","180,740,065",, Annual,"560,358,842","552,414,037",,, ,,,,,, SOURCE: T-100 Domestic Market,,,,,, "Table 2. Top 10 Airlines, ranked by April 2003 Domestic Enplanements (Number)",,,,,, Rank,Airline Name,Airline Code,April 2002,March 2003,April 2003,April 2002 Rank 1,"Delta Airlines, Inc.",DL,"7,012,477","6,974,199","6,160,049",1 2,"Southwest Airlines, Co.",WN,"6,074,278","6,332,410","6,137,024",3 3,"American Airlines, Inc.",AA,"6,429,205","6,310,554","5,907,580",2 4,"United Airlines, Inc.",UA,"4,643,663","4,844,612","4,537,823",4 5,"Northwest Airlines, Inc.",NW,"3,592,418","3,907,410","3,500,259",6 6,"US Airways, Inc.",US,"4,013,645","3,321,963","3,227,126",5 7,"Continental Airlines, Inc.",CO,"2,754,391","2,686,997","2,521,969",7 8,"America West Airlines, Inc.",HP,"1,559,125","1,668,638","1,593,759",8 9,"American Eagle Airlines, Inc.",MQ,"910,959","1,027,069","1,027,404",10 10,"Alaska Airlines, Inc.",AS,"983,096","1,000,331","991,258",9 ,,,,,, SOURCE: T-100 Domestic Market,,,,,, Table 3. Top 10 Airports ranked by April 2003 Domestic Enplanements,,,,,, Rank, Airport Name,Airport Code,April 2002,March 2003,April 2003,April 2002 Rank 1,"Hartsfield International, Atlanta",ATL,"2,932,581","3,053,924","2,843,101",1 2,"O'Hare International, Chicago",ORD,"2,058,100","2,295,260","2,295,537",2 3,Dallas-Ft.Worth International,DFW,"1,818,875","1,982,729","1,814,101",3 4,Los Angeles International,LAX,"1,520,198","1,597,826","1,552,962",4 5,Phoenix Sky Harbor International,PHX,"1,364,657","1,630,532","1,501,934",5 6,Las Vegas-McCarran International,LAS,"1,306,497","1,437,742","1,336,595",6 7,Denver International,DEN,"1,257,436","1,440,291","1,246,915",7 8,Detroit Metro Wayne County,DTW,"1,106,830","1,123,357","1,161,583",9 9,Minneapolis-St. Paul International,MSP,"1,084,157","1,246,407","1,118,582",11 10,Orlando International,MCO,"1,109,381","1,163,844","1,070,809",8 ,,,,,, SOURCE: T-100 Domestic Market,,,,,,