| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 59 | 1.729,20 | 29,31 | 1 |
| 2007 | 805 | 19.313,41 | 23,99 | 2 |
| 2008 | 682 | 18.216,20 | 26,71 | 3 |
| 2009 | 522 | 13.648,82 | 26,15 | 4 |
| 2010 | 383 | 8.667,08 | 22,63 | 4 |
| 2011 | 227 | 5.469,76 | 24,10 | 3 |
| 2012 | 403 | 9.781,79 | 24,27 | 5 |
| 2013 | 375 | 8.999,68 | 24,00 | 5 |
| 2014 | 442 | 12.795,71 | 28,95 | 7 |
| 2015 | 440 | 13.048,19 | 29,65 | 7 |
| 2016 | 624 | 14.966,55 | 23,98 | 8 |
| 2017 | 1.037 | 27.974,22 | 26,98 | 9 |
| 2018 | 1.062 | 27.206,78 | 25,62 | 10 |
| 2019 | 596 | 17.393,48 | 29,18 | 11 |
| 2020 | 396 | 13.097,40 | 33,07 | 11 |
| 2021 | 418 | 14.540,89 | 34,79 | 11 |
| 2022 | 414 | 15.742,19 | 38,02 | 11 |
| 2023 | 777 | 24.009,23 | 30,90 | 17 |
| 2024 | 874 | 24.061,71 | 27,53 | 19 |
| totale | 10.536 | 290.662,29 | 27,59 | 148 |