16-20  National Railway Freight Traffic by Category of Cargo
             
Item 2002 2003
Freight Freight Average Freight Freight Average
Traffic Ton-kilometers Transport Traffic Ton-kilometers Transport
(10 000 (million Distance (10 000 (million Distance
tons) ton-kilometers) (km) tons) ton-kilometers) (km)
             
  Total                186894 1507817 807 199076 1632341 820
  Coal                 81852 463886 567 88132 505540 574
  Coke                 5613 48755 869 7124 63789 895
  Petroleum            10299 97316 945 10765 102934 956
  Steel and Iron       14123 147046 1041 15280 165545 1083
  Metal Ores           16777 92098 549 18082 103868 574
  Nonmetal Ores        8176 49840 610 7945 50799 639
  Mineral Building     8599 42808 498 7664 36500 476
    Materials            
  Cement               3596 14908 415 3652 15347 420
  Timber               3149 55393 1759 3054 53866 1764
  Chemical Fertilizers 5942 73348 1234 5660 72312 1278
    and Pesticides       
  Grain                8282 114500 1383 10138 136651 1348
  Cotton               243 8361 3441 218 7334 3366
  Salt                 1256 9525 758 1263 10031 794
  Others               18987 290033 1528 20099 307825 1532