| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 450 | 7.221,97 | 16,05 | 2 |
| 2007 | 12 | 303,60 | 25,30 | 1 |
| 2008 | 178 | 4.549,47 | 25,56 | 2 |
| 2009 | 260 | 5.689,14 | 21,88 | 3 |
| 2010 | 235 | 4.633,16 | 19,72 | 3 |
| 2011 | 156 | 3.723,16 | 23,87 | 2 |
| 2012 | 299 | 6.429,02 | 21,50 | 3 |
| 2013 | 269 | 5.665,03 | 21,06 | 3 |
| 2014 | 336 | 8.053,85 | 23,97 | 4 |
| 2015 | 228 | 6.410,01 | 28,11 | 5 |
| 2016 | 376 | 9.715,07 | 25,84 | 5 |
| 2017 | 455 | 10.772,06 | 23,67 | 4 |
| 2018 | 476 | 10.129,59 | 21,28 | 4 |
| 2019 | 445 | 10.624,07 | 23,87 | 4 |
| 2020 | 528 | 11.800,71 | 22,35 | 6 |
| 2021 | 521 | 11.794,40 | 22,64 | 6 |
| 2022 | 680 | 16.839,56 | 24,76 | 7 |
| 2023 | 773 | 18.933,13 | 24,49 | 9 |
| 2024 | 697 | 16.498,36 | 23,67 | 8 |
| totale | 7.374 | 169.785,36 | 23,02 | 81 |