| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 595 | 12.043,60 | 20,24 | 5 |
| 2007 | 100 | 2.606,96 | 26,07 | 1 |
| 2008 | 180 | 4.401,07 | 24,45 | 3 |
| 2009 | 268 | 7.941,54 | 29,63 | 7 |
| 2010 | 263 | 5.695,94 | 21,66 | 5 |
| 2011 | 487 | 10.179,92 | 20,90 | 5 |
| 2012 | 650 | 16.039,72 | 24,68 | 7 |
| 2013 | 625 | 14.700,25 | 23,52 | 7 |
| 2014 | 605 | 18.299,21 | 30,25 | 7 |
| 2015 | 573 | 17.538,98 | 30,61 | 8 |
| 2016 | 523 | 16.494,68 | 31,54 | 7 |
| 2017 | 496 | 17.067,46 | 34,41 | 7 |
| 2018 | 466 | 17.625,39 | 37,82 | 7 |
| 2019 | 481 | 17.448,90 | 36,28 | 7 |
| 2020 | 453 | 18.653,01 | 41,18 | 7 |
| 2021 | 458 | 15.489,09 | 33,82 | 7 |
| 2022 | 250 | 6.712,12 | 26,85 | 3 |
| 2023 | 240 | 7.058,94 | 29,41 | 4 |
| 2024 | 266 | 7.045,93 | 26,49 | 4 |
| totale | 7.979 | 233.042,71 | 29,21 | 108 |