| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 105 | 1.661,88 | 15,83 | 1 |
| 2009 | 30 | 593,32 | 19,78 | 1 |
| 2010 | 96 | 3.217,67 | 33,52 | 2 |
| 2011 | 67 | 2.478,31 | 36,99 | 1 |
| 2012 | 67 | 2.075,50 | 30,98 | 2 |
| 2013 | 48 | 829,24 | 17,28 | 1 |
| 2014 | 118 | 3.511,69 | 29,76 | 2 |
| 2015 | 25 | 706,01 | 28,24 | 2 |
| 2016 | 54 | 1.415,70 | 26,22 | 2 |
| 2017 | 151 | 4.341,10 | 28,75 | 2 |
| 2018 | 186 | 4.834,22 | 25,99 | 2 |
| 2019 | 166 | 4.420,88 | 26,63 | 2 |
| 2020 | 182 | 5.418,33 | 29,77 | 2 |
| 2021 | 204 | 5.369,77 | 26,32 | 2 |
| 2022 | 221 | 4.932,75 | 22,32 | 2 |
| 2023 | 241 | 5.467,98 | 22,69 | 3 |
| 2024 | 182 | 3.046,88 | 16,74 | 3 |
| totale | 2.143 | 54.321,23 | 25,35 | 32 |