| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 188 | 2.128,73 | 11,32 | 1 |
| 2009 | 56 | 878,17 | 15,68 | 1 |
| 2010 | 96 | 1.122,19 | 11,69 | 1 |
| 2012 | 73 | 1.037,30 | 14,21 | 2 |
| 2013 | 91 | 1.369,62 | 15,05 | 1 |
| 2014 | 74 | 1.245,88 | 16,84 | 2 |
| 2015 | 54 | 988,37 | 18,30 | 2 |
| 2016 | 59 | 884,59 | 14,99 | 2 |
| 2017 | 73 | 1.303,57 | 17,86 | 2 |
| 2018 | 56 | 929,20 | 16,59 | 2 |
| 2019 | 55 | 1.133,65 | 20,61 | 2 |
| 2020 | 100 | 2.042,13 | 20,42 | 2 |
| 2021 | 96 | 1.928,51 | 20,09 | 2 |
| 2022 | 115 | 2.425,72 | 21,09 | 2 |
| 2023 | 116 | 2.398,48 | 20,68 | 2 |
| 2024 | 107 | 2.089,74 | 19,53 | 2 |
| totale | 1.409 | 23.905,85 | 16,97 | 28 |