| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 71 | 1.394,15 | 19,64 | 1 |
| 2009 | 34 | 693,14 | 20,39 | 2 |
| 2010 | 40 | 656,71 | 16,42 | 2 |
| 2011 | 48 | 898,28 | 18,71 | 2 |
| 2012 | 54 | 1.062,99 | 19,69 | 3 |
| 2013 | 68 | 1.216,05 | 17,88 | 3 |
| 2014 | 150 | 4.039,02 | 26,93 | 4 |
| 2015 | 147 | 3.800,20 | 25,85 | 4 |
| 2016 | 281 | 7.721,41 | 27,48 | 4 |
| 2017 | 265 | 6.999,96 | 26,41 | 5 |
| 2018 | 255 | 6.983,42 | 27,39 | 5 |
| 2019 | 243 | 5.960,85 | 24,53 | 4 |
| 2020 | 243 | 6.471,80 | 26,63 | 5 |
| 2021 | 279 | 8.004,14 | 28,69 | 6 |
| 2022 | 277 | 7.601,40 | 27,44 | 6 |
| 2023 | 294 | 8.131,17 | 27,66 | 7 |
| 2024 | 319 | 8.740,56 | 27,40 | 9 |
| totale | 3.068 | 80.375,25 | 26,20 | 72 |