| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 618 | 10.446,71 | 16,90 | 3 |
| 2007 | 565 | 11.759,31 | 20,81 | 3 |
| 2008 | 467 | 10.127,41 | 21,69 | 3 |
| 2009 | 520 | 11.404,90 | 21,93 | 5 |
| 2010 | 696 | 11.719,34 | 16,84 | 4 |
| 2011 | 487 | 8.226,94 | 16,89 | 2 |
| 2012 | 560 | 9.682,01 | 17,29 | 4 |
| 2013 | 631 | 10.195,38 | 16,16 | 4 |
| 2014 | 564 | 11.870,33 | 21,05 | 5 |
| 2015 | 547 | 12.280,10 | 22,45 | 5 |
| 2016 | 555 | 13.196,79 | 23,78 | 5 |
| 2017 | 630 | 13.524,05 | 21,47 | 5 |
| 2018 | 536 | 12.781,47 | 23,85 | 6 |
| 2019 | 496 | 10.652,29 | 21,48 | 7 |
| 2020 | 473 | 11.042,22 | 23,35 | 7 |
| 2021 | 445 | 10.033,99 | 22,55 | 7 |
| 2022 | 422 | 10.187,03 | 24,14 | 5 |
| 2023 | 421 | 8.923,29 | 21,20 | 7 |
| 2024 | 441 | 9.642,66 | 21,87 | 6 |
| totale | 10.074 | 207.696,22 | 20,62 | 93 |