| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 27 | 605,17 | 22,41 | 1 |
| 2007 | 16 | 367,98 | 23,00 | 1 |
| 2008 | 70 | 2.168,22 | 30,97 | 2 |
| 2009 | 94 | 2.115,10 | 22,50 | 2 |
| 2010 | 56 | 1.216,22 | 21,72 | 2 |
| 2011 | 45 | 1.925,36 | 42,79 | 1 |
| 2012 | 223 | 4.742,87 | 21,27 | 2 |
| 2013 | 84 | 2.263,21 | 26,94 | 2 |
| 2014 | 69 | 2.239,57 | 32,46 | 2 |
| 2015 | 65 | 2.530,79 | 38,94 | 2 |
| 2016 | 54 | 2.152,61 | 39,86 | 2 |
| 2017 | 43 | 1.163,87 | 27,07 | 2 |
| 2018 | 54 | 1.617,79 | 29,96 | 2 |
| 2019 | 65 | 1.801,35 | 27,71 | 2 |
| 2020 | 81 | 2.409,02 | 29,74 | 3 |
| 2021 | 67 | 1.995,35 | 29,78 | 3 |
| 2022 | 57 | 2.005,57 | 35,19 | 2 |
| 2023 | 54 | 1.766,58 | 32,71 | 3 |
| 2024 | 70 | 2.025,59 | 28,94 | 3 |
| totale | 1.294 | 37.112,22 | 28,68 | 39 |