| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 362 | 9.090,35 | 25,11 | 3 |
| 2007 | 160 | 5.622,26 | 35,14 | 3 |
| 2008 | 332 | 11.049,24 | 33,28 | 3 |
| 2009 | 294 | 9.477,45 | 32,24 | 4 |
| 2010 | 315 | 8.644,40 | 27,44 | 5 |
| 2011 | 323 | 9.170,14 | 28,39 | 3 |
| 2012 | 257 | 7.966,46 | 31,00 | 5 |
| 2013 | 163 | 3.952,53 | 24,25 | 2 |
| 2014 | 313 | 11.172,46 | 35,69 | 4 |
| 2015 | 287 | 8.950,78 | 31,19 | 4 |
| 2016 | 320 | 11.115,62 | 34,74 | 6 |
| 2017 | 351 | 12.532,87 | 35,71 | 7 |
| 2018 | 327 | 13.521,78 | 41,35 | 7 |
| 2019 | 362 | 13.887,65 | 38,36 | 9 |
| 2020 | 338 | 12.512,25 | 37,02 | 9 |
| 2021 | 307 | 13.062,87 | 42,55 | 11 |
| 2022 | 265 | 11.989,00 | 45,24 | 9 |
| 2023 | 225 | 13.032,28 | 57,92 | 9 |
| 2024 | 228 | 10.389,97 | 45,57 | 11 |
| totale | 5.529 | 197.140,36 | 35,66 | 114 |