15-4  Length of Transportation Routes
 
               
  (10 000 km)
Year     Length of   Length of Length of   Length of
Length of National    Navigable Civil   Petroleum
Railways in Electrified Expressway Inland Aviation International and Gas
Operation Railways Highways   Waterways Routes Routes Pipelines
                 
1978 5.17 0.10 89.02   13.60 14.89 5.53 0.83
1980 5.33 0.17 88.83   10.85 19.53 8.12 0.87
                 
1981 5.39 0.17 89.75   10.87 21.83 8.28 0.97
1982 5.33 0.18 90.70   10.86 23.27 9.99 1.04
1983 5.46 0.23 91.51   10.89 22.91 9.99 1.08
1984 5.48 0.30 92.67   10.93 26.02 10.74 1.10
1985 5.52 0.41 94.24   10.91 27.72 10.60 1.17
                 
1986 5.58 0.44 96.28   10.94 32.43 10.76 1.30
1987 5.60 0.46 98.22   10.98 38.91 14.89 1.38
1988 5.62 0.57 99.96 0.01 10.94 37.38 12.83 1.43
1989 5.70 0.64 101.43 0.03 10.90 47.19 16.64 1.51
1990 5.79 0.69 102.83 0.05 10.92 50.68 16.64 1.59
                 
1991 5.78 0.78 104.11 0.06 10.97 55.91 17.74 1.62
1992 5.81 0.84 105.67 0.07 10.97 83.66 30.30 1.59
1993 5.86 0.89 108.35 0.11 11.02 96.08 27.87 1.64
1994 5.90 0.90 111.78 0.16 11.02 104.56 35.19 1.68
1995 6.24 0.97 115.70 0.21 11.06 112.90 34.82 1.72
                 
1996 6.49 1.01 118.58 0.34 11.08 116.65 38.63 1.93
1997 6.60 1.20 122.64 0.48 10.98 142.50 50.44 2.04
1998 6.64 1.30 127.85 0.87 11.03 150.58 50.44 2.31
1999 6.74 1.40 135.17 1.16 11.65 152.22 52.33 2.49
2000 6.87 1.49 140.27 1.63 11.93 150.29 50.84 2.47
                 
2001 7.01 1.69 169.80 1.94 12.15 155.36 51.69 2.76
2002 7.19 1.74 176.52 2.51 12.16 163.77 57.45 2.98
2003 7.30 1.81 180.98 2.97 12.40 174.95 71.53 3.26
2004 7.44 1.86 187.07 3.43 12.33 204.94 89.42 3.82
2005 7.54 1.94 334.52 4.10 12.33 199.85 85.59 4.40
                 
2006 7.71 2.34 345.70 4.53 12.34 211.35 96.62 4.81
2007 7.80 2.40 358.37 5.39 12.35 234.30 104.74 5.45