| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 654 | 17.425,38 | 26,64 | 4 |
| 2007 | 250 | 12.002,22 | 48,01 | 3 |
| 2008 | 991 | 36.937,64 | 37,27 | 3 |
| 2009 | 1.157 | 38.011,39 | 32,85 | 5 |
| 2010 | 1.144 | 31.259,75 | 27,32 | 5 |
| 2011 | 976 | 30.599,64 | 31,35 | 3 |
| 2012 | 1.148 | 32.430,48 | 28,25 | 6 |
| 2013 | 553 | 12.131,24 | 21,94 | 4 |
| 2014 | 587 | 16.097,89 | 27,42 | 4 |
| 2015 | 545 | 15.197,37 | 27,89 | 3 |
| 2016 | 527 | 14.876,33 | 28,23 | 4 |
| 2017 | 506 | 13.698,49 | 27,07 | 3 |
| 2018 | 509 | 13.428,04 | 26,38 | 4 |
| 2019 | 564 | 15.435,63 | 27,37 | 4 |
| 2020 | 549 | 15.347,52 | 27,96 | 5 |
| 2021 | 530 | 13.874,19 | 26,18 | 7 |
| 2022 | 495 | 13.372,57 | 27,02 | 7 |
| 2023 | 500 | 13.401,09 | 26,80 | 8 |
| 2024 | 505 | 13.646,20 | 27,02 | 8 |
| totale | 12.690 | 369.173,06 | 29,09 | 90 |