| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 949 | 20.405,14 | 21,50 | 3 |
| 2007 | 761 | 17.989,66 | 23,64 | 2 |
| 2008 | 624 | 13.888,99 | 22,26 | 3 |
| 2009 | 3.148 | 66.304,11 | 21,06 | 6 |
| 2010 | 604 | 12.365,85 | 20,47 | 5 |
| 2011 | 600 | 11.173,31 | 18,62 | 4 |
| 2012 | 928 | 16.898,20 | 18,21 | 5 |
| 2013 | 718 | 12.661,01 | 17,63 | 5 |
| 2014 | 685 | 16.538,13 | 24,14 | 4 |
| 2015 | 652 | 14.265,22 | 21,88 | 5 |
| 2016 | 738 | 15.764,03 | 21,36 | 6 |
| 2017 | 882 | 20.063,36 | 22,75 | 6 |
| 2018 | 692 | 15.093,39 | 21,81 | 7 |
| 2019 | 801 | 16.751,34 | 20,91 | 8 |
| 2020 | 675 | 14.840,89 | 21,99 | 9 |
| 2021 | 1.078 | 26.770,02 | 24,83 | 12 |
| 2022 | 923 | 22.863,19 | 24,77 | 11 |
| 2023 | 981 | 20.318,46 | 20,71 | 12 |
| 2024 | 915 | 21.923,96 | 23,96 | 12 |
| totale | 17.354 | 376.878,26 | 21,72 | 125 |