| Evolution du réseau routier | ||||||||
| 2001 | 2002 | 2003 | 2004 | 2005 | 2006 | 2007 | ||
| Routes revêtue | 3,761 | 3,761 | 3,761 | 3,761 | 3,797 | 3,797 | 3,912 | |
| Routes non rev | 5,497 | 5,699 | 6,116 | 6,280 | 6,280 | 6,407 | 6,810 | |
| Pistes sommair | 5,401 | 5,197 | 5,197 | 8,346 | 8,346 | 8,346 | 8,227 | |
| Total | 14,658 | 14,657 | 15,074 | 18,387 | 18,423 | 18,550 | 18,949 | |
| Source : Direction Générales des Travaux Publics (Ministère de l'Equipement) | ||||||||