| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 361 | 5.856,74 | 16,22 | 2 |
| 2007 | 227 | 6.439,99 | 28,37 | 2 |
| 2008 | 274 | 9.000,45 | 32,85 | 2 |
| 2009 | 288 | 8.065,09 | 28,00 | 3 |
| 2010 | 310 | 6.696,77 | 21,60 | 3 |
| 2011 | 278 | 4.385,19 | 15,77 | 1 |
| 2012 | 344 | 7.487,18 | 21,77 | 3 |
| 2013 | 332 | 7.204,48 | 21,70 | 3 |
| 2014 | 348 | 9.849,65 | 28,30 | 3 |
| 2015 | 358 | 10.615,68 | 29,65 | 5 |
| 2016 | 347 | 10.585,52 | 30,51 | 5 |
| 2017 | 363 | 11.539,03 | 31,79 | 5 |
| 2018 | 405 | 12.825,62 | 31,67 | 5 |
| 2019 | 406 | 13.466,55 | 33,17 | 5 |
| 2020 | 396 | 14.075,70 | 35,54 | 6 |
| 2021 | 378 | 13.187,20 | 34,89 | 6 |
| 2022 | 356 | 13.360,29 | 37,53 | 6 |
| 2023 | 360 | 12.987,72 | 36,08 | 6 |
| 2024 | 362 | 11.844,57 | 32,72 | 6 |
| totale | 6.493 | 189.473,42 | 29,18 | 77 |