Table 2. System Scheduled (Domestic and International) Enplanements on U.S. Carriers,,,,, "Passenger numbers in millions (000,000)",,,,, ,2005,2006,2005-2006 Pct. Change,2007,2006-2007 Pct. Change January,54.4,55.6,2.1,57.1,2.8 February,52.9,53.3,0.9,54.1,1.4 March,66.1,65.8,-0.4,67.2,2.0 April,61.6,63.2,2.6,64.9,2.7 May,64.2,64.4,0.4,66.8,3.6 June,67.1,67.2,0.1,69.7,3.6 July,70.6,69.5,-1.5,72.4,4.1 August,66.8,66.5,-0.5,71.3,7.3 September,56.8,56.4,-0.7,59.2,4.9 October,59.9,61.6,2.9,64.2,4.1 November,58.7,60.3,2.7,61.9,2.7 December,59.5,60.7,2.1,60.8,0.1 Yr. Total,738.6,744.7,0.8,769.4,3.3 "Source: Bureau of Transportation Statistics, T-100 Market",,,,, Note: Percent changes based on numbers prior to rounding.,,,,,