| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 262 | 3.929,41 | 15,00 | 2 |
| 2007 | 60 | 1.957,04 | 32,62 | 1 |
| 2008 | 50 | 1.481,40 | 29,63 | 1 |
| 2009 | 61 | 1.228,26 | 20,14 | 2 |
| 2010 | 62 | 1.152,55 | 18,59 | 2 |
| 2011 | 38 | 766,24 | 20,16 | 1 |
| 2012 | 63 | 855,13 | 13,57 | 2 |
| 2013 | 62 | 965,55 | 15,57 | 2 |
| 2014 | 50 | 924,54 | 18,49 | 2 |
| 2015 | 51 | 934,86 | 18,33 | 2 |
| 2016 | 59 | 943,00 | 15,98 | 2 |
| 2017 | 64 | 955,17 | 14,92 | 2 |
| 2018 | 35 | 558,35 | 15,95 | 1 |
| 2019 | 39 | 677,66 | 17,38 | 1 |
| 2020 | 43 | 764,11 | 17,77 | 2 |
| 2021 | 44 | 745,89 | 16,95 | 2 |
| 2022 | 43 | 767,45 | 17,85 | 2 |
| 2023 | 47 | 1.486,19 | 31,62 | 2 |
| 2024 | 55 | 1.708,17 | 31,06 | 4 |
| totale | 1.188 | 22.800,97 | 19,19 | 35 |