| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 359 | 7.381,30 | 20,56 | 3 |
| 2007 | 132 | 3.867,12 | 29,30 | 3 |
| 2008 | 265 | 9.357,76 | 35,31 | 4 |
| 2009 | 334 | 10.585,08 | 31,69 | 5 |
| 2010 | 340 | 10.157,02 | 29,87 | 4 |
| 2011 | 243 | 6.638,64 | 27,32 | 3 |
| 2012 | 354 | 9.090,07 | 25,68 | 5 |
| 2013 | 375 | 8.590,88 | 22,91 | 5 |
| 2014 | 351 | 9.518,33 | 27,12 | 4 |
| 2015 | 321 | 9.267,71 | 28,87 | 4 |
| 2016 | 334 | 9.531,30 | 28,54 | 4 |
| 2017 | 366 | 11.355,06 | 31,02 | 4 |
| 2018 | 404 | 12.645,08 | 31,30 | 4 |
| 2019 | 457 | 12.573,64 | 27,51 | 4 |
| 2020 | 444 | 13.516,77 | 30,44 | 4 |
| 2021 | 396 | 12.435,76 | 31,40 | 4 |
| 2022 | 324 | 10.102,48 | 31,18 | 4 |
| 2023 | 329 | 9.305,10 | 28,28 | 6 |
| 2024 | 398 | 10.144,47 | 25,49 | 6 |
| totale | 6.526 | 186.063,57 | 28,51 | 80 |