15-8    Freight Traffic
  (10 000 tons)
Year Total               Petroleum
National Local Joint-venture and Gas
Railways Highways Waterways Civil Pipelines
  Railways Railways Railways     Aviation and Gas
                 
1978 248946 110119 107492 2627 85182 43292 6.4 10347
1980 546537 111279 108584 2695 382048 42676 8.9 10525
1985 745763 130709 127516 3193 538062 63322 19.5 13650
1990 970602 150681 146209 4472 724040 80094 37.0 15750
 
1991 985793 152893 147898 4995 733907 83370 45.2 15578
1992 1045899 157627 152317 5310 780941 92490 57.5 14783
1993 1115771 162663 156660 6003 840256 97938 69.4 14845
1994 1180273 163093 157155 5938 894914 107091 82.9 15092
1995 1234810 165855 159346 6509 940387 113194 101.1 15274
 
1996 1298312 170915 161678 7125 2112 983860 127430 115.0 15992
1997 1278087 172019 161880 7854 2285 976536 113406 124.7 16002
1998 1267200 164082 153208 8035 2839 976004 109555 140.1 17419
1999 1292650 167196 156881 7296 3019 990444 114608 170.0 20232
2000 1358124 178023 165498 8369 4156 1038813 122391 196.7 18700
 
2001 1401177 192580 178592 9542 4446 1056312 132675 171.0 19439
                   
a) Since 1979, the freight traffic by highways has included the quantities transported by trucks of non-highway departments. Since 1984, it has also 
    included the quantities transported by private trucks.