| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 710 | 21.281,11 | 29,97 | 4 |
| 2007 | 486 | 21.486,47 | 44,21 | 4 |
| 2008 | 542 | 22.371,01 | 41,27 | 6 |
| 2009 | 537 | 20.699,30 | 38,55 | 5 |
| 2010 | 596 | 18.579,01 | 31,17 | 6 |
| 2011 | 410 | 13.702,80 | 33,42 | 3 |
| 2012 | 623 | 16.280,08 | 26,13 | 5 |
| 2013 | 986 | 21.994,87 | 22,31 | 5 |
| 2014 | 1.002 | 26.113,78 | 26,06 | 5 |
| 2015 | 901 | 22.825,12 | 25,33 | 5 |
| 2016 | 859 | 22.331,41 | 26,00 | 7 |
| 2017 | 758 | 21.053,12 | 27,77 | 7 |
| 2018 | 728 | 19.394,08 | 26,64 | 7 |
| 2019 | 726 | 22.273,39 | 30,68 | 8 |
| 2020 | 706 | 20.615,74 | 29,20 | 10 |
| 2021 | 636 | 17.688,72 | 27,81 | 11 |
| 2022 | 358 | 10.827,54 | 30,24 | 9 |
| 2023 | 394 | 10.568,47 | 26,82 | 10 |
| 2024 | 432 | 11.429,17 | 26,46 | 9 |
| totale | 12.390 | 361.515,19 | 29,18 | 126 |