| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 1.266 | 38.420,92 | 30,35 | 4 |
| 2007 | 89 | 2.064,57 | 23,20 | 3 |
| 2008 | 154 | 4.061,80 | 26,38 | 3 |
| 2009 | 454 | 14.697,84 | 32,37 | 5 |
| 2010 | 701 | 23.215,91 | 33,12 | 5 |
| 2011 | 441 | 13.099,64 | 29,70 | 5 |
| 2012 | 671 | 19.889,95 | 29,64 | 7 |
| 2013 | 702 | 19.620,77 | 27,95 | 7 |
| 2014 | 999 | 32.896,33 | 32,93 | 7 |
| 2015 | 734 | 23.178,39 | 31,58 | 5 |
| 2016 | 818 | 26.925,30 | 32,92 | 7 |
| 2017 | 822 | 29.682,30 | 36,11 | 9 |
| 2018 | 786 | 25.891,42 | 32,94 | 9 |
| 2019 | 750 | 24.707,22 | 32,94 | 10 |
| 2020 | 774 | 26.651,64 | 34,43 | 10 |
| 2021 | 741 | 25.331,13 | 34,19 | 11 |
| 2022 | 1.010 | 36.433,87 | 36,07 | 11 |
| 2023 | 904 | 31.922,55 | 35,31 | 14 |
| 2024 | 872 | 30.476,02 | 34,95 | 15 |
| totale | 13.688 | 449.167,57 | 32,81 | 147 |