| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 288 | 8.824,88 | 30,64 | 4 |
| 2007 | 195 | 6.344,69 | 32,54 | 5 |
| 2008 | 246 | 9.295,46 | 37,79 | 5 |
| 2009 | 238 | 9.582,11 | 40,26 | 6 |
| 2010 | 239 | 9.249,40 | 38,70 | 6 |
| 2011 | 230 | 7.244,44 | 31,50 | 5 |
| 2012 | 232 | 7.465,68 | 32,18 | 6 |
| 2013 | 240 | 8.159,46 | 34,00 | 6 |
| 2014 | 243 | 9.275,88 | 38,17 | 6 |
| 2015 | 237 | 9.161,22 | 38,65 | 7 |
| 2016 | 245 | 10.377,82 | 42,36 | 7 |
| 2017 | 275 | 11.657,02 | 42,39 | 7 |
| 2018 | 308 | 13.586,61 | 44,11 | 7 |
| 2019 | 326 | 14.389,33 | 44,14 | 7 |
| 2020 | 340 | 14.776,14 | 43,46 | 7 |
| 2021 | 381 | 14.478,77 | 38,00 | 7 |
| 2022 | 388 | 15.937,64 | 41,08 | 7 |
| 2023 | 418 | 16.410,61 | 39,26 | 8 |
| 2024 | 458 | 17.065,88 | 37,26 | 8 |
| totale | 5.527 | 213.283,04 | 38,59 | 121 |