| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 245 | 8.626,28 | 35,21 | 2 |
| 2007 | 188 | 8.380,63 | 44,58 | 1 |
| 2008 | 187 | 7.806,38 | 41,75 | 1 |
| 2009 | 221 | 7.962,28 | 36,03 | 2 |
| 2010 | 195 | 5.780,26 | 29,64 | 2 |
| 2011 | 162 | 5.058,43 | 31,22 | 1 |
| 2012 | 161 | 4.089,53 | 25,40 | 2 |
| 2013 | 172 | 4.535,95 | 26,37 | 2 |
| 2014 | 171 | 4.940,85 | 28,89 | 2 |
| 2015 | 212 | 6.265,31 | 29,55 | 3 |
| 2016 | 150 | 4.892,88 | 32,62 | 2 |
| 2017 | 142 | 4.838,61 | 34,07 | 2 |
| 2018 | 529 | 12.094,00 | 22,86 | 4 |
| 2019 | 417 | 11.179,77 | 26,81 | 4 |
| 2020 | 185 | 5.518,68 | 29,83 | 3 |
| 2021 | 196 | 6.020,91 | 30,72 | 3 |
| 2022 | 201 | 6.808,17 | 33,87 | 3 |
| 2023 | 188 | 5.864,10 | 31,19 | 4 |
| 2024 | 205 | 6.324,05 | 30,85 | 5 |
| totale | 4.127 | 126.987,07 | 30,77 | 48 |