The following data is taken from reports published by the office of the Comptroller and Auditor General of India (CAG India) in 2002.
NTKM = Net Tonne Kilometer = haulage unit corresponding to 1 tonne of goods being hauled a distance of 1km.
| Railway | Details | 1997-98 | 1998-99 | 1999-2000 | 2000-2001 | 2001-2002 | |||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Diesel | Electric | Diesel | Electric | Diesel | Electric | Diesel | Electric | Diesel | Electric | ||
| Central | NTKMs per goods loco on line | 133814 | 267383 | 136839 | 261284 | 150863 | 308413 | 144250 | 297682 | 159135 | 314404 |
| Eastern | NTKMs per goods loco on line | 109996 | 271493 | 107674 | 246613 | 124108 | 279995 | 132558 | 304052 | 127087 | 232651 |
| Northern | NTKMs per goods loco on line | 406053 | 665213 | 400263 | 549054 | 353137 | 511415 | 341592 | 589295 | 350896 | 585553 |
| North Eastern |
NTKMs per goods loco on line | 287468 | NAP | 362090 | NAP | 317104 | NAP | 312489 | NAP | 312489 | NAP |
| Northeast Frontier |
NTKMs per goods loco on line | 277004 | NAP | 338390 | NAP | 353592 | NAP | 359098 | NAP | NA | NAP |
| Southern | NTKMs per goods loco on line | 128192 | 261261 | 115098 | 231740 | 114287 | 254068 | 103270 | 250282 | 120721 | 293046 |
| South Central |
NTKMs per goods loco on line | 178981 | 177396 | 131105 | 146214 | 227707 | 221500 | 263565 | 243603 | 331267 | 373948 |
| South Eastern |
NTKMs per goods loco on line | 159925 | 264861 | 154213 | 273599 | 156965.0 | 300292 | 170502.0 | 296196 | 168254.0 | 291907 |
| Western | NTKMs per goods loco on line | 188205 | 349605 | 193466 | 357328 | 208939 | 342720 | 198601 | 339081 | 205402 | 361566 |
Source: Indian Railways Annual Statistical Statement No.No. 22