| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 259 | 8.671,61 | 33,48 | 3 |
| 2007 | 203 | 7.916,77 | 39,00 | 2 |
| 2008 | 172 | 7.381,40 | 42,92 | 2 |
| 2009 | 219 | 7.246,85 | 33,09 | 3 |
| 2010 | 264 | 7.595,86 | 28,77 | 3 |
| 2011 | 304 | 8.796,21 | 28,93 | 3 |
| 2012 | 373 | 10.797,24 | 28,95 | 4 |
| 2013 | 316 | 8.100,52 | 25,63 | 4 |
| 2014 | 360 | 12.223,74 | 33,95 | 4 |
| 2015 | 364 | 11.154,72 | 30,64 | 4 |
| 2016 | 323 | 9.915,88 | 30,70 | 3 |
| 2017 | 341 | 10.060,41 | 29,50 | 4 |
| 2018 | 336 | 9.694,84 | 28,85 | 4 |
| 2019 | 330 | 10.419,29 | 31,57 | 4 |
| 2020 | 279 | 12.898,58 | 46,23 | 4 |
| 2021 | 251 | 8.487,42 | 33,81 | 4 |
| 2022 | 144 | 5.013,18 | 34,81 | 3 |
| 2023 | 141 | 5.574,70 | 39,54 | 3 |
| 2024 | 265 | 8.903,14 | 33,60 | 5 |
| totale | 5.244 | 170.852,36 | 32,58 | 66 |