Figure 3. Labor productivity indexes, selected transportation industries, 2007–15
Year Air transportation Line-haul railroads Truck transportation Urban transit systems

2007

100 100 100 100

2008

107.16 104.45 99.13 99.78

2009

104.90 100.37 94.98 101.78

2010

102.12 108.50 104.59 99.41

2011

101.67 105.51 106.08 102.79

2012

108.78 106.67 104.85 105.17

2013

114.30 109.48 105.08 109.00

2014

113.72 112.50 107.76 105.14

2015

113.09 114.12 107.77 99.52

Source: U.S. Bureau of Labor Statistics.