Table 8. Domestic Scheduled Enplanements on U.S. Carriers,,,,,, "Passenger numbers in millions (000,000)",,,,,, Month,2004,2005,2004-2005 Pct. Change,2006,2005-2006 Pct. Change, ,,,,,, January,43.8,48,9.5,48.9,1.8, February,45.3,47.1,3.9,47.4,0.6, March,54.2,58.8,8.7,58.3,-1, April,53.3,54.9,3.2,55.8,1.6, May,53,57.3,8.1,57.1,-0.4, June,57,59.7,4.9,59.2,-0.8, July,59.6,62.4,4.7,,, August,57.4,59.1,3,,, September,47.7,50.6,6.1,,, October,54.2,53.7,-0.8,,, November,51.8,52.8,1.9,,, December,52.6,52.8,0.3,,, Yr. Total,629.8,657.3,4.4,,, 6 Mo. Tot,306.5,325.9,6.3,326.7,0.2, "Source: Bureau of Transportation Statistics, T-100 Domestic Market",,,,,, Note: Percentage changes based on numbers prior to rounding.,,,,,,