| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 384 | 10.053,89 | 26,18 | 2 |
| 2009 | 172 | 5.221,00 | 30,35 | 4 |
| 2010 | 233 | 5.390,50 | 23,14 | 2 |
| 2011 | 208 | 4.652,29 | 22,37 | 2 |
| 2012 | 272 | 7.147,23 | 26,28 | 4 |
| 2013 | 263 | 6.321,91 | 24,04 | 3 |
| 2014 | 246 | 7.108,38 | 28,90 | 4 |
| 2015 | 204 | 6.289,62 | 30,83 | 3 |
| 2016 | 196 | 6.187,46 | 31,57 | 4 |
| 2017 | 193 | 6.147,42 | 31,85 | 4 |
| 2018 | 189 | 5.963,05 | 31,55 | 4 |
| 2019 | 182 | 5.279,24 | 29,01 | 4 |
| 2020 | 172 | 6.139,01 | 35,69 | 4 |
| 2021 | 154 | 4.551,54 | 29,56 | 3 |
| 2022 | 42 | 1.014,76 | 24,16 | 2 |
| 2023 | 60 | 1.732,55 | 28,88 | 3 |
| 2024 | 58 | 1.622,43 | 27,97 | 3 |
| totale | 3.228 | 90.822,28 | 28,14 | 55 |