| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 342 | 8.997,35 | 26,31 | 2 |
| 2007 | 323 | 10.412,76 | 32,24 | 1 |
| 2008 | 376 | 9.549,85 | 25,40 | 1 |
| 2009 | 328 | 8.174,25 | 24,92 | 2 |
| 2010 | 331 | 8.384,19 | 25,33 | 2 |
| 2011 | 355 | 8.603,21 | 24,23 | 1 |
| 2012 | 350 | 8.903,64 | 25,44 | 2 |
| 2013 | 319 | 7.203,19 | 22,58 | 2 |
| 2014 | 323 | 9.412,55 | 29,14 | 4 |
| 2015 | 485 | 12.639,15 | 26,06 | 4 |
| 2016 | 462 | 13.976,31 | 30,25 | 5 |
| 2017 | 452 | 13.066,17 | 28,91 | 5 |
| 2018 | 494 | 15.158,62 | 30,69 | 5 |
| 2019 | 511 | 16.102,41 | 31,51 | 4 |
| 2020 | 522 | 15.518,98 | 29,73 | 4 |
| 2021 | 518 | 15.284,79 | 29,51 | 4 |
| 2022 | 491 | 14.023,09 | 28,56 | 5 |
| 2023 | 551 | 17.236,15 | 31,28 | 6 |
| 2024 | 543 | 16.728,87 | 30,81 | 6 |
| totale | 8.076 | 229.375,53 | 28,40 | 65 |