| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 690 | 20.700,07 | 30,00 | 2 |
| 2007 | 599 | 21.704,15 | 36,23 | 2 |
| 2008 | 717 | 30.829,07 | 43,00 | 2 |
| 2009 | 809 | 26.488,08 | 32,74 | 3 |
| 2010 | 846 | 22.903,98 | 27,07 | 3 |
| 2011 | 855 | 24.626,22 | 28,80 | 2 |
| 2012 | 836 | 24.335,09 | 29,11 | 3 |
| 2013 | 850 | 23.734,07 | 27,92 | 3 |
| 2014 | 907 | 33.617,72 | 37,06 | 3 |
| 2015 | 866 | 31.054,80 | 35,86 | 3 |
| 2016 | 850 | 31.603,66 | 37,18 | 3 |
| 2017 | 801 | 34.667,70 | 43,28 | 3 |
| 2018 | 863 | 30.524,29 | 35,37 | 4 |
| 2019 | 839 | 29.478,09 | 35,13 | 4 |
| 2020 | 802 | 29.995,75 | 37,40 | 4 |
| 2021 | 785 | 29.112,21 | 37,09 | 5 |
| 2022 | 783 | 30.010,22 | 38,33 | 4 |
| 2023 | 815 | 30.631,40 | 37,58 | 6 |
| 2024 | 832 | 29.760,96 | 35,77 | 5 |
| totale | 15.345 | 535.777,53 | 34,92 | 64 |