| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 1.100 | 33.977,53 | 30,89 | 2 |
| 2007 | 1.092 | 40.296,75 | 36,90 | 1 |
| 2008 | 1.308 | 43.703,37 | 33,41 | 1 |
| 2009 | 1.018 | 36.869,58 | 36,22 | 3 |
| 2010 | 994 | 34.352,54 | 34,56 | 3 |
| 2011 | 1.198 | 37.038,38 | 30,92 | 1 |
| 2012 | 1.295 | 40.660,62 | 31,40 | 3 |
| 2013 | 1.671 | 48.678,40 | 29,13 | 3 |
| 2014 | 1.658 | 60.954,59 | 36,76 | 3 |
| 2015 | 1.426 | 55.158,48 | 38,68 | 2 |
| 2016 | 1.160 | 44.143,85 | 38,06 | 3 |
| 2017 | 1.004 | 43.976,22 | 43,80 | 2 |
| 2018 | 907 | 34.776,52 | 38,34 | 4 |
| 2019 | 829 | 33.354,89 | 40,24 | 4 |
| 2020 | 793 | 31.193,58 | 39,34 | 4 |
| 2021 | 710 | 28.137,55 | 39,63 | 4 |
| 2022 | 644 | 27.730,62 | 43,06 | 3 |
| 2023 | 590 | 26.005,25 | 44,08 | 3 |
| 2024 | 634 | 23.848,32 | 37,62 | 3 |
| totale | 20.031 | 724.857,04 | 36,19 | 52 |