| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 306 | 5.467,01 | 17,87 | 3 |
| 2007 | 9 | 108,17 | 12,02 | 2 |
| 2009 | 62 | 1.993,39 | 32,15 | 3 |
| 2010 | 200 | 4.601,65 | 23,01 | 3 |
| 2011 | 42 | 1.261,22 | 30,03 | 2 |
| 2012 | 258 | 6.964,87 | 27,00 | 5 |
| 2013 | 142 | 3.401,62 | 23,96 | 3 |
| 2014 | 153 | 4.244,72 | 27,74 | 4 |
| 2015 | 133 | 3.454,34 | 25,97 | 3 |
| 2016 | 114 | 2.728,39 | 23,93 | 3 |
| 2017 | 99 | 2.754,53 | 27,82 | 3 |
| 2018 | 137 | 3.906,39 | 28,51 | 4 |
| 2019 | 330 | 8.764,02 | 26,56 | 6 |
| 2020 | 173 | 4.122,36 | 23,83 | 5 |
| 2021 | 143 | 3.763,38 | 26,32 | 7 |
| 2022 | 143 | 3.606,10 | 25,22 | 7 |
| 2023 | 133 | 2.864,74 | 21,54 | 8 |
| 2024 | 273 | 6.425,46 | 23,54 | 13 |
| totale | 2.850 | 70.432,36 | 24,71 | 84 |