Table 4: Data Relevant for Labor Productivity and MFP in Air Transportation,,,,,,, "Index Numbers, 1990=100",,,,,,, Year,"Output (1)","Labor Hours (2)","Capital (3)","Intermediate Purchases (4)","Output per Hour (5)","Output per Unit of Capital (6)","Output per Unit of intermediate Purchases (7)" 1990,100.0,100.0,100.0,100.0,100.0,100.0,100.0 1991,98.0,97.0,103.1,97.3,101.0,95.1,100.7 1992,103.9,98.9,101.3,101.1,105.1,102.6,102.8 1993,107.2,98.0,105.3,113.9,109.4,101.8,94.1 1994,114.2,97.4,112.2,112.9,117.2,101.8,101.2 1995,119.0,96.7,113.9,113.5,123.1,104.5,104.8 1996,127.2,99.7,117.0,116.7,127.6,108.7,109.0 1997,132.8,102.9,120.5,120.8,129.1,110.2,109.9 1998,135.7,107.8,125.9,122.8,125.9,107.8,110.5 1999,142.5,112.4,131.4,125.0,126.8,108.4,114.0 2000,151.3,119.3,139.3,124.8,126.8,108.6,121.2 2001,141.3,119.1,145.5,117.9,118.6,97.1,119.8 Source: Bureau of Labor Statistics internet site: ftp://ftp.bls.gov/pub/special.requests/opt/dipts/indmfp3.txt.,,,,,,, ,,,,,,, ,,,,,,,