| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 86 | 1.840,77 | 21,40 | 2 |
| 2007 | 29 | 772,32 | 26,63 | 1 |
| 2008 | 34 | 980,04 | 28,82 | 1 |
| 2009 | 43 | 1.130,26 | 26,29 | 2 |
| 2010 | 83 | 1.895,65 | 22,84 | 3 |
| 2011 | 66 | 1.180,24 | 17,88 | 2 |
| 2012 | 126 | 3.213,89 | 25,51 | 3 |
| 2013 | 137 | 3.009,34 | 21,97 | 3 |
| 2014 | 125 | 4.036,21 | 32,29 | 3 |
| 2015 | 140 | 4.422,78 | 31,59 | 3 |
| 2016 | 89 | 2.956,75 | 33,22 | 2 |
| 2017 | 100 | 2.864,68 | 28,65 | 2 |
| 2018 | 290 | 7.013,63 | 24,18 | 4 |
| 2019 | 279 | 8.983,15 | 32,20 | 4 |
| 2020 | 248 | 6.144,67 | 24,78 | 4 |
| 2021 | 112 | 2.968,00 | 26,50 | 3 |
| 2022 | 127 | 3.421,29 | 26,94 | 3 |
| 2023 | 150 | 3.586,46 | 23,91 | 4 |
| 2024 | 161 | 3.681,00 | 22,86 | 4 |
| totale | 2.425 | 64.101,13 | 26,43 | 53 |