"Table 16 Price, Output, and Productivity Changes in Rail and Trucking Relative to the Economy: 1981–1996",,,,,,,,, "Index, 1981 = 100 ",,,,,,,,, ,1981,1986,1991,1996,,,,, Prices,,,,,,,,, Freight rail1,100,95.9,79.5,68.1,,,,, Trucking,100,96.8,82.9,74.9,,,,, Output,,,,,,,,, Freight rail,100,88.1,80.4,77.2,,,,, Trucking,100,107.9,112.9,158.6,,,,, Productivity,,,,,,,,, Freight rail,100,104.7,128.4,146.8,,,,, Trucking,100,102.3,120.8,134.3,,,,, 1 Freight rail refers to the two largest rail lines in Canada: Canadian Pacific and Canadian National.,,,,,,,,, "Source: Transport Canada, internal statistics.",,,,,,,,,