|   | 2000 | 2001 | 2002 | 2003 | 2004 | 2005 |
|---|---|---|---|---|---|---|
| Total number of train lines | 13 641 | 14 178 | 14 298 | 14 602 | 14 871 | 15 037 |
| of which: | ||||||
| workdays | 4 887 | 5 081 | 5 155 | 5 208 | 5 321 | 5 411 |
| Saturdays | 4 417 | 4 590 | 4 614 | 4 778 | 4 865 | 4 887 |
| Sundays and holidays | 4 337 | 4 507 | 4 529 | 4 616 | 4 685 | 4 739 |
Source: CIS