Table 7: Change in Passenger Airline Maintenance Employees Per Aircraft and Percent of Maintenance Spending Outsourced* 2000-2007,,,,, "Total Passenger Airlines, Network Airlines and Low-Cost Airlines",,,,, ,2000,2005,2006,2007,Pct. Change 2000-2007 Passenger Airlines**,,,,, Maintenance Employees,"64,248","45,210","43,549","43,490",-32.3 Maintenance Empl Per Aircraft,13.0,8.7,8.6,8.3,-36.2 Pct. Outsourced,29.6,42.6,44.9,45.3,53.0 Network (7 Airlines),,,,, Maintenance Employees,"55,715","32,782","30,893","31,957",-42.6 Maintenance Empl Per Aircraft,16.6,11.9,11.9,12.3,-25.9 Pct. Outsourced,24.3,40.1,41.7,42.5,74.9 Low-Cost (6 Airlines)***,,,,, Maintenance Employees,"3,375","4,381","4,088","3,445",2.1 Maintenance Empl Per Aircraft,5.2,4.8,4.4,3.6,-30.8 Pct. Outsourced,52.0,47.5,52.0,54.2,4.2 "Source: Bureau of Transportation Statistics, P-10",,,,, * Percent of total maintenance spending that is contracted outside the airline,,,,, "** All scheduled passenger airlines reporting annual employment numbers to BTS: 30 in 2000, 33 in 2005, 37 in 2006, 36 in 2007.",,,,, "*** Five airlines in 2000, six in 2005, 2006 and 2007",,,,, ,,,,,