| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 393 | 9.422,92 | 23,98 | 3 |
| 2007 | 136 | 3.373,11 | 24,80 | 3 |
| 2008 | 85 | 3.250,58 | 38,24 | 3 |
| 2009 | 215 | 7.622,72 | 35,45 | 5 |
| 2010 | 353 | 10.405,52 | 29,48 | 6 |
| 2011 | 128 | 4.738,39 | 37,02 | 5 |
| 2012 | 258 | 7.257,12 | 28,13 | 4 |
| 2013 | 294 | 8.211,40 | 27,93 | 5 |
| 2014 | 280 | 10.398,14 | 37,14 | 6 |
| 2015 | 311 | 11.008,75 | 35,40 | 6 |
| 2016 | 305 | 10.323,85 | 33,85 | 8 |
| 2017 | 403 | 12.893,53 | 31,99 | 10 |
| 2018 | 476 | 14.974,59 | 31,46 | 11 |
| 2019 | 510 | 17.851,52 | 35,00 | 11 |
| 2020 | 653 | 24.027,28 | 36,80 | 11 |
| 2021 | 639 | 20.132,19 | 31,51 | 11 |
| 2022 | 643 | 21.633,69 | 33,64 | 10 |
| 2023 | 698 | 21.956,21 | 31,46 | 12 |
| 2024 | 835 | 26.511,43 | 31,75 | 16 |
| totale | 7.615 | 245.992,94 | 32,30 | 146 |