| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 531 | 9.674,63 | 18,22 | 2 |
| 2007 | 53 | 1.265,82 | 23,88 | 1 |
| 2008 | 56 | 1.598,95 | 28,55 | 2 |
| 2009 | 135 | 3.992,17 | 29,57 | 4 |
| 2010 | 265 | 5.989,10 | 22,60 | 4 |
| 2011 | 208 | 4.959,09 | 23,84 | 2 |
| 2012 | 285 | 7.262,07 | 25,48 | 5 |
| 2013 | 328 | 8.049,60 | 24,54 | 6 |
| 2014 | 349 | 11.493,52 | 32,93 | 7 |
| 2015 | 384 | 12.342,06 | 32,14 | 8 |
| 2016 | 323 | 10.673,30 | 33,04 | 6 |
| 2017 | 373 | 11.734,87 | 31,46 | 7 |
| 2018 | 346 | 10.626,86 | 30,71 | 7 |
| 2019 | 346 | 11.298,17 | 32,65 | 7 |
| 2020 | 341 | 11.297,69 | 33,13 | 8 |
| 2021 | 336 | 11.931,54 | 35,51 | 8 |
| 2022 | 217 | 6.798,81 | 31,33 | 8 |
| 2023 | 354 | 13.267,45 | 37,48 | 9 |
| 2024 | 473 | 17.412,50 | 36,81 | 12 |
| totale | 5.703 | 171.668,20 | 30,10 | 113 |