| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 304 | 8.227,07 | 27,06 | 2 |
| 2007 | 82 | 2.476,98 | 30,21 | 1 |
| 2008 | 138 | 7.290,65 | 52,83 | 1 |
| 2009 | 120 | 3.952,80 | 32,94 | 3 |
| 2010 | 323 | 6.227,72 | 19,28 | 4 |
| 2011 | 359 | 5.864,40 | 16,34 | 3 |
| 2012 | 495 | 7.802,59 | 15,76 | 4 |
| 2013 | 441 | 6.409,51 | 14,53 | 4 |
| 2014 | 429 | 8.469,40 | 19,74 | 5 |
| 2015 | 401 | 9.066,10 | 22,61 | 4 |
| 2016 | 353 | 6.834,13 | 19,36 | 3 |
| 2017 | 371 | 8.835,63 | 23,82 | 4 |
| 2018 | 480 | 8.493,94 | 17,70 | 4 |
| 2019 | 484 | 9.030,13 | 18,66 | 4 |
| 2020 | 484 | 9.315,77 | 19,25 | 4 |
| 2021 | 381 | 8.915,91 | 23,40 | 4 |
| 2022 | 426 | 9.490,51 | 22,28 | 5 |
| 2023 | 416 | 11.331,81 | 27,24 | 7 |
| 2024 | 442 | 12.591,71 | 28,49 | 7 |
| totale | 6.929 | 150.626,76 | 21,74 | 73 |