| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 300 | 7.849,53 | 26,17 | 2 |
| 2007 | 147 | 4.494,78 | 30,58 | 1 |
| 2008 | 210 | 6.173,26 | 29,40 | 1 |
| 2009 | 295 | 7.677,60 | 26,03 | 3 |
| 2010 | 275 | 6.308,40 | 22,94 | 4 |
| 2011 | 193 | 4.370,08 | 22,64 | 1 |
| 2012 | 318 | 7.444,09 | 23,41 | 4 |
| 2013 | 301 | 6.952,02 | 23,10 | 4 |
| 2014 | 304 | 9.578,51 | 31,51 | 3 |
| 2015 | 325 | 8.519,07 | 26,21 | 3 |
| 2016 | 365 | 9.239,80 | 25,31 | 3 |
| 2017 | 386 | 9.662,95 | 25,03 | 3 |
| 2018 | 435 | 12.544,61 | 28,84 | 3 |
| 2019 | 410 | 10.207,84 | 24,90 | 3 |
| 2020 | 736 | 23.389,72 | 31,78 | 4 |
| 2021 | 763 | 23.819,26 | 31,22 | 4 |
| 2022 | 830 | 24.130,45 | 29,07 | 5 |
| 2023 | 828 | 24.707,90 | 29,84 | 6 |
| 2024 | 940 | 25.617,15 | 27,25 | 6 |
| totale | 8.361 | 232.687,02 | 27,83 | 63 |