| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 992 | 29.286,94 | 29,52 | 7 |
| 2007 | 1.045 | 29.263,70 | 28,00 | 8 |
| 2008 | 1.418 | 36.996,52 | 26,09 | 8 |
| 2009 | 1.438 | 40.576,60 | 28,22 | 9 |
| 2010 | 1.346 | 29.283,77 | 21,76 | 7 |
| 2011 | 1.033 | 22.697,41 | 21,97 | 5 |
| 2012 | 970 | 26.703,83 | 27,53 | 5 |
| 2013 | 801 | 20.766,15 | 25,93 | 5 |
| 2014 | 891 | 28.207,79 | 31,66 | 6 |
| 2015 | 830 | 25.823,84 | 31,11 | 6 |
| 2016 | 920 | 26.918,76 | 29,26 | 7 |
| 2017 | 927 | 29.280,60 | 31,59 | 9 |
| 2018 | 913 | 28.369,13 | 31,07 | 9 |
| 2019 | 888 | 27.845,63 | 31,36 | 9 |
| 2020 | 770 | 26.495,64 | 34,41 | 9 |
| 2021 | 818 | 27.059,24 | 33,08 | 10 |
| 2022 | 837 | 28.527,01 | 34,08 | 10 |
| 2023 | 834 | 31.240,51 | 37,46 | 9 |
| 2024 | 804 | 27.668,37 | 34,41 | 12 |
| totale | 18.475 | 543.011,44 | 29,39 | 150 |