7.2.6. Methan emissions (CH4) by mode of transport (tonnes)
| 1995 | 1998 | 1999 | 2000 | 2001 | 2002 | |
| Total | 2 048 | 1 999 | 2 064 | 1 922 | 1 867 | 1 802 |
| Individual road passenger transport | 1 524 | 1 408 | 1 398 | 1 233 | 1 128 | 1 040 |
| Public road passenger transport | 48 | 67 | 66 | 76 | 87 | 94 |
| Road freight transport | 245 | 301 | 359 | 373 | 404 | 411 |
| MHD - buses | 35 | 47 | 53 | 59 | 68 | 70 |
| Railway transport - motor traction | 59 | 54 | 48 | 42 | 47 | 48 |
| Waterway transport | 7 | 6 | 6 | 5 | 5 | 4 |
| Air transport | 130 | 116 | 134 | 134 | 129 | 135 |
| Source: CDV |