| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 277 | 4.878,17 | 17,61 | 1 |
| 2009 | 144 | 3.253,69 | 22,60 | 1 |
| 2010 | 165 | 2.614,84 | 15,85 | 1 |
| 2011 | 85 | 1.679,23 | 19,76 | 1 |
| 2012 | 158 | 2.725,75 | 17,25 | 1 |
| 2013 | 228 | 4.114,42 | 18,05 | 2 |
| 2014 | 262 | 5.729,42 | 21,87 | 2 |
| 2015 | 192 | 3.679,99 | 19,17 | 1 |
| 2016 | 290 | 7.159,33 | 24,69 | 3 |
| 2017 | 235 | 5.657,31 | 24,07 | 2 |
| 2018 | 204 | 4.527,74 | 22,19 | 2 |
| 2019 | 197 | 5.122,10 | 26,00 | 2 |
| 2020 | 196 | 5.409,64 | 27,60 | 2 |
| 2021 | 186 | 5.415,03 | 29,11 | 2 |
| 2022 | 177 | 5.270,98 | 29,78 | 4 |
| 2023 | 187 | 5.726,53 | 30,62 | 4 |
| 2024 | 207 | 5.788,77 | 27,97 | 6 |
| totale | 3.390 | 78.752,94 | 23,23 | 37 |