| | 2005 | 2006 | 2007 | 2008 | | |
| Inhabitants |
| Inhabitants | 56 320 | 56 320 | 56 320 | 56 761 | 0 | 0 |
| Premises |
| Surface (m²) | 4 843 | 4 843 | 4 843 | 4 843 | 0 | 0 |
| Branch libraries | 1 | 1 | 1 | 1 | 0 | 0 |
| Opening hours per week | 36,0 | 36,0 | 36,0 | 36,0 | 0,0 | 0,0 |
| Staff |
| Staff expenditures (EUR) | 1 272 096 | 1 337 848 | 1 397 587 | 1 491 820 | 0 | 0 |
| Jobs (full-time equivalent) | 37 | 37 | 39 | 38 | 0 | 0 |
| Percentage of specifical jobs | 74 % | 74 % | 82 % | 82 % | 0 % | 0 % |
| Library material |
| Number of books | 199 874 | 205 692 | 207 759 | 201 804 | 0 | 0 |
| Number of sound recordings | 20 796 | 22 047 | 20 215 | 25 384 | 0 | 0 |
| Nombre of video recordings | 6 428 | 6 988 | 6 555 | 7 431 | 0 | 0 |
| Number of CDR-ROMs | 1 675 | 1 725 | 1 934 | 2 022 | 0 | 0 |
| Number of Internet workstations | 28 | 29 | 29 | 29 | 0 | 0 |
| Acquisitions |
| Collection expenditures (EUR) | 263 043 | 259 948 | 261 512 | 244 887 | 0 | 0 |
| Number of books and printed materials acquired | 11 079 | 10 236 | 10 549 | 10 694 | 0 | 0 |
| Number of periodicals suscribtions | 648 | 423 | 390 | 0 | 0 | 0 |
| Number of sound recordings acquired | 1 233 | 1 282 | 1 182 | 1 202 | 0 | 0 |
| Number of video recordings acquired | 634 | 767 | 922 | 932 | 0 | 0 |
| Number of CD-ROMs acquired | 197 | 111 | 99 | 0 | 0 | 0 |
| Borrowers |
| Number of borrowers | 14 684 | 14 155 | 13 620 | 12 204 | 0 | 0 |
| Loans |
| Number of loans of books and printed material | 348 093 | 358 028 | 370 520 | 374 563 | 0 | 0 |
| Number of loans of sound recordings | 97 465 | 92 673 | 93 380 | 86 852 | 0 | 0 |
| Number of loans of video recordings | 46 369 | 48 537 | 58 727 | 61 173 | 0 | 0 |
| Total number of loans | 491 927 | 499 238 | 522 627 | 522 588 | 0 | 0 |