| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 961 | 20.480,39 | 21,31 | 8 |
| 2007 | 322 | 9.303,63 | 28,89 | 5 |
| 2008 | 183 | 4.123,53 | 22,53 | 4 |
| 2009 | 686 | 19.982,44 | 29,13 | 12 |
| 2010 | 588 | 14.492,39 | 24,65 | 9 |
| 2011 | 322 | 7.643,17 | 23,74 | 5 |
| 2012 | 678 | 16.510,23 | 24,35 | 8 |
| 2013 | 828 | 19.654,36 | 23,74 | 12 |
| 2014 | 888 | 27.363,95 | 30,82 | 10 |
| 2015 | 905 | 26.244,46 | 29,00 | 11 |
| 2016 | 1.085 | 33.288,41 | 30,68 | 15 |
| 2017 | 1.083 | 32.903,78 | 30,38 | 16 |
| 2018 | 1.012 | 31.964,38 | 31,59 | 15 |
| 2019 | 1.097 | 36.062,58 | 32,87 | 17 |
| 2020 | 1.085 | 39.999,48 | 36,87 | 18 |
| 2021 | 1.132 | 41.397,86 | 36,57 | 19 |
| 2022 | 747 | 26.520,21 | 35,50 | 16 |
| 2023 | 707 | 21.249,98 | 30,06 | 18 |
| 2024 | 860 | 24.480,80 | 28,47 | 23 |
| totale | 15.169 | 453.666,03 | 29,91 | 241 |