| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 217 | 4.025,83 | 18,55 | 3 |
| 2007 | 145 | 3.082,05 | 21,26 | 2 |
| 2008 | 137 | 2.729,50 | 19,92 | 3 |
| 2009 | 271 | 11.246,02 | 41,50 | 6 |
| 2010 | 260 | 6.187,29 | 23,80 | 5 |
| 2011 | 230 | 5.335,78 | 23,20 | 4 |
| 2012 | 248 | 7.234,27 | 29,17 | 7 |
| 2013 | 264 | 5.363,26 | 20,32 | 6 |
| 2014 | 293 | 7.238,39 | 24,70 | 5 |
| 2015 | 286 | 7.576,18 | 26,49 | 6 |
| 2016 | 495 | 14.198,16 | 28,68 | 7 |
| 2017 | 419 | 11.574,06 | 27,62 | 7 |
| 2018 | 396 | 10.478,02 | 26,46 | 8 |
| 2019 | 406 | 11.073,74 | 27,28 | 8 |
| 2020 | 374 | 11.209,83 | 29,97 | 8 |
| 2021 | 474 | 11.217,28 | 23,67 | 8 |
| 2022 | 226 | 7.245,75 | 32,06 | 6 |
| 2023 | 447 | 12.590,21 | 28,17 | 8 |
| 2024 | 429 | 11.216,92 | 26,15 | 8 |
| totale | 6.017 | 160.822,54 | 26,73 | 115 |