| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 469 | 10.316,68 | 22,00 | 3 |
| 2007 | 198 | 5.610,85 | 28,34 | 2 |
| 2008 | 215 | 5.689,78 | 26,46 | 2 |
| 2009 | 322 | 8.110,46 | 25,19 | 2 |
| 2010 | 278 | 6.392,16 | 22,99 | 3 |
| 2011 | 391 | 9.567,86 | 24,47 | 3 |
| 2012 | 494 | 12.979,00 | 26,27 | 4 |
| 2013 | 660 | 14.642,62 | 22,19 | 4 |
| 2014 | 609 | 16.881,73 | 27,72 | 4 |
| 2015 | 614 | 18.626,30 | 30,34 | 5 |
| 2016 | 625 | 24.516,85 | 39,23 | 6 |
| 2017 | 531 | 21.672,64 | 40,81 | 6 |
| 2018 | 559 | 21.201,18 | 37,93 | 6 |
| 2019 | 595 | 20.481,37 | 34,42 | 6 |
| 2020 | 627 | 24.208,02 | 38,61 | 6 |
| 2021 | 547 | 19.197,07 | 35,10 | 7 |
| 2022 | 509 | 19.378,81 | 38,07 | 7 |
| 2023 | 551 | 20.296,70 | 36,84 | 7 |
| 2024 | 788 | 29.618,04 | 37,59 | 10 |
| totale | 9.582 | 309.388,12 | 32,29 | 93 |