| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 331 | 7.138,13 | 21,57 | 1 |
| 2007 | 285 | 9.839,11 | 34,52 | 2 |
| 2008 | 548 | 20.841,41 | 38,03 | 3 |
| 2009 | 695 | 23.435,93 | 33,72 | 5 |
| 2010 | 765 | 18.474,06 | 24,15 | 5 |
| 2011 | 614 | 15.335,99 | 24,98 | 3 |
| 2012 | 723 | 18.112,79 | 25,05 | 5 |
| 2013 | 699 | 17.918,44 | 25,63 | 5 |
| 2014 | 691 | 23.736,51 | 34,35 | 4 |
| 2015 | 548 | 17.171,82 | 31,34 | 3 |
| 2016 | 525 | 16.939,80 | 32,27 | 3 |
| 2017 | 626 | 19.143,74 | 30,58 | 3 |
| 2018 | 441 | 11.485,93 | 26,05 | 4 |
| 2019 | 402 | 11.423,76 | 28,42 | 4 |
| 2020 | 405 | 12.080,19 | 29,83 | 4 |
| 2021 | 351 | 12.218,07 | 34,81 | 4 |
| 2022 | 176 | 6.813,92 | 38,72 | 3 |
| 2023 | 293 | 9.461,66 | 32,29 | 4 |
| 2024 | 305 | 8.277,05 | 27,14 | 5 |
| totale | 9.423 | 279.848,31 | 29,70 | 70 |