|   | 2000 | 2001 | 2002 | 2003 | 2004 | 2005 |
|---|---|---|---|---|---|---|
| Total number of bus lines within the region | 41 274 | 41 015 | 41 674 | 45 519 | 46 075 | 46 426 |
| of which: | ||||||
| workdays | 24 310 | 24 298 | 24 671 | 26 714 | 27 158 | 27 572 |
| Saturdays | 8 554 | 8 388 | 8 535 | 9 545 | 9 564 | 9 508 |
| Sundays and holidays | 8 410 | 8 329 | 8 468 | 9 260 | 9 353 | 9 346 |
Source: CIS