| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 360 | 7.523,30 | 20,90 | 3 |
| 2007 | 195 | 4.481,50 | 22,98 | 2 |
| 2008 | 188 | 4.182,10 | 22,25 | 1 |
| 2009 | 225 | 5.333,76 | 23,71 | 3 |
| 2010 | 233 | 4.737,21 | 20,33 | 3 |
| 2011 | 243 | 4.250,21 | 17,49 | 3 |
| 2012 | 303 | 5.725,98 | 18,90 | 4 |
| 2013 | 20 | 444,33 | 22,22 | 1 |
| 2014 | 326 | 7.404,91 | 22,71 | 4 |
| 2015 | 264 | 5.332,49 | 20,20 | 3 |
| 2016 | 339 | 7.021,39 | 20,71 | 4 |
| 2017 | 355 | 7.647,51 | 21,54 | 4 |
| 2018 | 330 | 7.125,72 | 21,59 | 4 |
| 2019 | 338 | 7.342,03 | 21,72 | 4 |
| 2020 | 300 | 6.872,68 | 22,91 | 3 |
| 2021 | 215 | 4.401,63 | 20,47 | 3 |
| 2022 | 7 | 125,25 | 17,89 | 1 |
| 2023 | 7 | 151,89 | 21,70 | 1 |
| 2024 | 2 | 23,28 | 11,64 | 1 |
| totale | 4.250 | 90.127,17 | 21,21 | 52 |