| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 12 | 178,72 | 14,89 | 1 |
| 2007 | 77 | 1.627,80 | 21,14 | 1 |
| 2008 | 106 | 2.661,00 | 25,10 | 1 |
| 2009 | 68 | 1.585,79 | 23,32 | 2 |
| 2010 | 59 | 996,23 | 16,89 | 2 |
| 2011 | 76 | 1.235,27 | 16,25 | 1 |
| 2012 | 172 | 4.060,99 | 23,61 | 2 |
| 2013 | 165 | 3.882,21 | 23,53 | 2 |
| 2014 | 190 | 6.002,40 | 31,59 | 3 |
| 2015 | 143 | 4.538,50 | 31,74 | 3 |
| 2016 | 130 | 4.029,19 | 30,99 | 3 |
| 2017 | 123 | 3.546,03 | 28,83 | 3 |
| 2018 | 213 | 4.506,82 | 21,16 | 2 |
| 2019 | 327 | 8.681,28 | 26,55 | 3 |
| 2020 | 338 | 8.854,74 | 26,20 | 2 |
| 2021 | 320 | 8.575,05 | 26,80 | 2 |
| 2022 | 320 | 8.823,78 | 27,57 | 2 |
| 2023 | 309 | 8.764,40 | 28,36 | 2 |
| 2024 | 340 | 9.958,34 | 29,29 | 2 |
| totale | 3.488 | 92.508,54 | 26,52 | 39 |