| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 457 | 11.255,69 | 24,63 | 2 |
| 2008 | 127 | 3.503,68 | 27,59 | 1 |
| 2009 | 178 | 4.993,02 | 28,05 | 2 |
| 2010 | 380 | 9.907,05 | 26,07 | 3 |
| 2011 | 53 | 1.350,23 | 25,48 | 1 |
| 2012 | 327 | 8.238,82 | 25,20 | 3 |
| 2013 | 369 | 9.790,94 | 26,53 | 4 |
| 2014 | 398 | 12.929,18 | 32,49 | 4 |
| 2015 | 382 | 13.132,15 | 34,38 | 5 |
| 2016 | 414 | 14.172,98 | 34,23 | 6 |
| 2017 | 436 | 16.169,13 | 37,09 | 6 |
| 2018 | 494 | 17.314,93 | 35,05 | 6 |
| 2019 | 608 | 19.633,41 | 32,29 | 7 |
| 2020 | 560 | 17.971,24 | 32,09 | 7 |
| 2021 | 527 | 17.174,13 | 32,59 | 8 |
| 2022 | 421 | 15.245,66 | 36,21 | 10 |
| 2023 | 536 | 21.391,83 | 39,91 | 12 |
| 2024 | 582 | 21.590,09 | 37,10 | 12 |
| totale | 7.249 | 235.764,16 | 32,52 | 99 |