| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 878 | 12.361,33 | 14,08 | 3 |
| 2007 | 463 | 9.625,54 | 20,79 | 2 |
| 2008 | 426 | 8.639,16 | 20,28 | 2 |
| 2009 | 53 | 1.530,76 | 28,88 | 2 |
| 2010 | 256 | 3.566,65 | 13,93 | 4 |
| 2011 | 255 | 3.496,99 | 13,71 | 3 |
| 2012 | 1.307 | 15.254,77 | 11,67 | 8 |
| 2013 | 1.441 | 16.040,64 | 11,13 | 7 |
| 2014 | 313 | 8.674,82 | 27,72 | 5 |
| 2015 | 204 | 5.223,32 | 25,60 | 6 |
| 2016 | 599 | 19.132,49 | 31,94 | 8 |
| 2017 | 520 | 15.121,11 | 29,08 | 9 |
| 2018 | 571 | 17.160,77 | 30,05 | 9 |
| 2019 | 507 | 15.492,97 | 30,56 | 8 |
| 2020 | 561 | 16.549,96 | 29,50 | 8 |
| 2021 | 409 | 14.633,04 | 35,78 | 9 |
| 2022 | 615 | 19.629,36 | 31,92 | 10 |
| 2023 | 524 | 18.707,94 | 35,70 | 14 |
| 2024 | 655 | 18.362,28 | 28,03 | 18 |
| totale | 10.557 | 239.203,90 | 22,66 | 135 |