| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 431 | 8.516,37 | 19,76 | 3 |
| 2007 | 23 | 1.765,91 | 76,78 | 2 |
| 2008 | 207 | 6.697,23 | 32,35 | 2 |
| 2009 | 168 | 3.811,66 | 22,69 | 5 |
| 2010 | 98 | 2.964,97 | 30,25 | 4 |
| 2011 | 662 | 12.560,23 | 18,97 | 5 |
| 2012 | 625 | 12.778,51 | 20,45 | 5 |
| 2013 | 428 | 8.099,53 | 18,92 | 4 |
| 2014 | 217 | 3.930,37 | 18,11 | 4 |
| 2015 | 181 | 3.675,42 | 20,31 | 6 |
| 2016 | 314 | 5.064,69 | 16,13 | 6 |
| 2017 | 309 | 7.037,48 | 22,78 | 7 |
| 2018 | 274 | 6.599,41 | 24,09 | 6 |
| 2019 | 963 | 17.233,59 | 17,90 | 7 |
| 2020 | 1.340 | 23.299,92 | 17,39 | 8 |
| 2021 | 1.608 | 30.087,05 | 18,71 | 8 |
| 2022 | 1.658 | 34.491,86 | 20,80 | 10 |
| 2023 | 1.465 | 28.758,40 | 19,63 | 12 |
| 2024 | 1.382 | 24.866,15 | 17,99 | 13 |
| totale | 12.353 | 242.238,75 | 19,61 | 117 |