| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 450 | 14.513,79 | 32,25 | 2 |
| 2007 | 213 | 6.694,03 | 31,43 | 1 |
| 2008 | 246 | 8.476,97 | 34,46 | 1 |
| 2009 | 216 | 7.048,99 | 32,63 | 2 |
| 2010 | 229 | 7.448,37 | 32,53 | 3 |
| 2011 | 199 | 5.961,99 | 29,96 | 2 |
| 2012 | 166 | 4.161,32 | 25,07 | 2 |
| 2013 | 200 | 4.899,39 | 24,50 | 2 |
| 2014 | 257 | 8.103,90 | 31,53 | 3 |
| 2015 | 298 | 9.764,75 | 32,77 | 3 |
| 2016 | 324 | 11.046,52 | 34,09 | 3 |
| 2017 | 335 | 11.071,61 | 33,05 | 3 |
| 2018 | 319 | 10.471,91 | 32,83 | 3 |
| 2019 | 327 | 10.956,05 | 33,50 | 3 |
| 2020 | 326 | 11.477,76 | 35,21 | 4 |
| 2021 | 375 | 12.685,55 | 33,83 | 4 |
| 2022 | 347 | 12.109,15 | 34,90 | 4 |
| 2023 | 312 | 10.705,57 | 34,31 | 4 |
| 2024 | 320 | 10.976,15 | 34,30 | 5 |
| totale | 5.459 | 178.573,77 | 32,71 | 54 |