| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 266 | 5.254,86 | 19,76 | 4 |
| 2007 | 381 | 9.846,85 | 25,84 | 2 |
| 2008 | 422 | 10.868,38 | 25,75 | 2 |
| 2009 | 306 | 8.375,00 | 27,37 | 3 |
| 2010 | 351 | 7.287,34 | 20,76 | 3 |
| 2011 | 316 | 6.673,83 | 21,12 | 2 |
| 2012 | 338 | 7.837,01 | 23,19 | 3 |
| 2013 | 328 | 7.573,72 | 23,09 | 3 |
| 2014 | 345 | 8.934,83 | 25,90 | 3 |
| 2015 | 316 | 8.576,15 | 27,14 | 3 |
| 2016 | 326 | 8.977,21 | 27,54 | 4 |
| 2017 | 330 | 9.428,28 | 28,57 | 4 |
| 2018 | 333 | 9.387,94 | 28,19 | 4 |
| 2019 | 322 | 9.316,30 | 28,93 | 4 |
| 2020 | 294 | 9.071,27 | 30,85 | 4 |
| 2021 | 310 | 9.640,02 | 31,10 | 4 |
| 2022 | 99 | 4.348,51 | 43,92 | 3 |
| 2023 | 181 | 7.652,19 | 42,28 | 4 |
| 2024 | 176 | 6.760,78 | 38,41 | 4 |
| totale | 5.740 | 155.810,47 | 27,14 | 63 |