| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 92 | 2.206,80 | 23,99 | 1 |
| 2009 | 24 | 475,17 | 19,80 | 2 |
| 2010 | 196 | 3.780,72 | 19,29 | 2 |
| 2011 | 220 | 3.574,67 | 16,25 | 1 |
| 2012 | 337 | 5.326,31 | 15,81 | 2 |
| 2013 | 543 | 8.522,25 | 15,69 | 3 |
| 2014 | 562 | 10.747,63 | 19,12 | 3 |
| 2015 | 460 | 9.760,54 | 21,22 | 4 |
| 2016 | 672 | 14.358,31 | 21,37 | 4 |
| 2017 | 540 | 11.803,65 | 21,86 | 4 |
| 2018 | 402 | 9.234,10 | 22,97 | 4 |
| 2019 | 272 | 6.541,56 | 24,05 | 4 |
| 2020 | 436 | 9.443,26 | 21,66 | 4 |
| 2021 | 494 | 11.292,31 | 22,86 | 6 |
| 2022 | 524 | 11.224,81 | 21,42 | 6 |
| 2023 | 595 | 12.707,89 | 21,36 | 8 |
| 2024 | 325 | 7.258,80 | 22,33 | 7 |
| totale | 6.694 | 138.258,78 | 20,65 | 65 |