| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 104 | 1.349,38 | 12,97 | 1 |
| 2008 | 11 | 346,11 | 31,46 | 1 |
| 2009 | 26 | 486,93 | 18,73 | 1 |
| 2010 | 37 | 591,28 | 15,98 | 1 |
| 2012 | 60 | 950,97 | 15,85 | 2 |
| 2013 | 112 | 1.829,61 | 16,34 | 3 |
| 2014 | 188 | 4.427,80 | 23,55 | 4 |
| 2015 | 167 | 3.594,11 | 21,52 | 3 |
| 2016 | 182 | 4.171,18 | 22,92 | 4 |
| 2017 | 161 | 3.521,35 | 21,87 | 4 |
| 2018 | 152 | 3.506,89 | 23,07 | 4 |
| 2019 | 154 | 3.801,34 | 24,68 | 4 |
| 2020 | 126 | 3.482,74 | 27,64 | 4 |
| 2021 | 144 | 3.763,07 | 26,13 | 5 |
| 2022 | 127 | 3.164,34 | 24,92 | 4 |
| 2023 | 107 | 2.500,72 | 23,37 | 4 |
| 2024 | 117 | 2.586,15 | 22,10 | 4 |
| totale | 1.975 | 44.073,97 | 22,32 | 53 |