| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 67 | 1.630,02 | 24,33 | 1 |
| 2007 | 87 | 2.638,56 | 30,33 | 1 |
| 2008 | 580 | 17.202,37 | 29,66 | 4 |
| 2009 | 462 | 15.583,80 | 33,73 | 4 |
| 2010 | 219 | 6.281,92 | 28,68 | 4 |
| 2011 | 544 | 15.171,76 | 27,89 | 2 |
| 2012 | 748 | 22.510,95 | 30,09 | 5 |
| 2013 | 474 | 15.424,63 | 32,54 | 5 |
| 2014 | 588 | 21.585,47 | 36,71 | 4 |
| 2015 | 253 | 12.900,81 | 50,99 | 5 |
| 2016 | 296 | 9.994,56 | 33,77 | 6 |
| 2017 | 451 | 15.287,59 | 33,90 | 9 |
| 2018 | 323 | 10.201,60 | 31,58 | 10 |
| 2019 | 309 | 8.639,38 | 27,96 | 10 |
| 2020 | 247 | 7.295,03 | 29,53 | 10 |
| 2021 | 215 | 8.147,91 | 37,90 | 13 |
| 2022 | 393 | 11.471,53 | 29,19 | 11 |
| 2023 | 960 | 16.928,10 | 17,63 | 14 |
| 2024 | 271 | 7.471,38 | 27,57 | 16 |
| totale | 7.487 | 226.367,37 | 30,23 | 134 |