| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 34 | 507,43 | 14,92 | 1 |
| 2009 | 15 | 175,75 | 11,72 | 1 |
| 2010 | 19 | 294,92 | 15,52 | 1 |
| 2011 | 63 | 757,41 | 12,02 | 1 |
| 2012 | 99 | 1.434,85 | 14,49 | 3 |
| 2013 | 93 | 1.136,42 | 12,22 | 3 |
| 2014 | 171 | 3.077,69 | 18,00 | 3 |
| 2015 | 336 | 6.373,37 | 18,97 | 3 |
| 2016 | 314 | 5.921,16 | 18,86 | 3 |
| 2017 | 250 | 5.610,53 | 22,44 | 3 |
| 2018 | 254 | 5.733,97 | 22,57 | 3 |
| 2019 | 192 | 4.362,25 | 22,72 | 3 |
| 2020 | 155 | 3.640,97 | 23,49 | 3 |
| 2021 | 127 | 3.476,25 | 27,37 | 4 |
| 2022 | 104 | 3.118,55 | 29,99 | 4 |
| 2023 | 179 | 4.096,11 | 22,88 | 5 |
| 2024 | 187 | 4.093,78 | 21,89 | 6 |
| totale | 2.592 | 53.811,41 | 20,76 | 50 |