| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 535 | 9.542,32 | 17,84 | 3 |
| 2007 | 365 | 5.743,19 | 15,73 | 2 |
| 2008 | 457 | 6.755,59 | 14,78 | 1 |
| 2009 | 297 | 5.075,75 | 17,09 | 3 |
| 2010 | 515 | 6.544,92 | 12,71 | 2 |
| 2011 | 539 | 5.969,69 | 11,08 | 1 |
| 2012 | 542 | 7.134,65 | 13,16 | 2 |
| 2013 | 459 | 5.961,36 | 12,99 | 4 |
| 2014 | 203 | 3.503,64 | 17,26 | 4 |
| 2015 | 9 | 93,83 | 10,43 | 2 |
| 2016 | 215 | 3.679,02 | 17,11 | 3 |
| 2017 | 289 | 4.676,79 | 16,18 | 4 |
| 2018 | 348 | 5.281,23 | 15,18 | 5 |
| 2019 | 338 | 5.567,65 | 16,47 | 5 |
| 2020 | 355 | 6.996,75 | 19,71 | 5 |
| 2021 | 333 | 6.594,62 | 19,80 | 5 |
| 2022 | 372 | 7.033,19 | 18,91 | 5 |
| 2023 | 377 | 6.752,05 | 17,91 | 5 |
| 2024 | 266 | 4.257,14 | 16,00 | 5 |
| totale | 6.814 | 107.163,38 | 15,73 | 66 |