| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 774 | 13.661,93 | 17,65 | 2 |
| 2007 | 524 | 11.794,76 | 22,51 | 1 |
| 2008 | 819 | 14.995,72 | 18,31 | 1 |
| 2009 | 626 | 13.110,70 | 20,94 | 2 |
| 2010 | 517 | 9.288,99 | 17,97 | 2 |
| 2011 | 637 | 11.676,00 | 18,33 | 1 |
| 2012 | 495 | 9.185,88 | 18,56 | 2 |
| 2013 | 506 | 8.352,63 | 16,51 | 2 |
| 2014 | 475 | 9.573,09 | 20,15 | 3 |
| 2015 | 436 | 9.059,62 | 20,78 | 3 |
| 2016 | 326 | 7.892,37 | 24,21 | 2 |
| 2017 | 272 | 6.394,61 | 23,51 | 2 |
| 2018 | 268 | 6.050,97 | 22,58 | 2 |
| 2019 | 218 | 5.231,68 | 24,00 | 2 |
| 2020 | 12 | 132,42 | 11,04 | 1 |
| 2021 | 12 | 149,75 | 12,48 | 1 |
| 2022 | 11 | 118,04 | 10,73 | 1 |
| 2023 | 6 | 66,04 | 11,01 | 1 |
| 2024 | 6 | 90,19 | 15,03 | 1 |
| totale | 6.940 | 136.825,39 | 19,72 | 32 |