| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 136 | 3.936,66 | 28,95 | 2 |
| 2007 | 14 | 400,38 | 28,60 | 1 |
| 2008 | 27 | 728,58 | 26,98 | 1 |
| 2009 | 66 | 1.777,78 | 26,94 | 3 |
| 2010 | 72 | 1.791,14 | 24,88 | 3 |
| 2011 | 76 | 2.239,96 | 29,47 | 3 |
| 2012 | 154 | 4.751,97 | 30,86 | 4 |
| 2013 | 103 | 2.411,07 | 23,41 | 3 |
| 2014 | 96 | 3.000,26 | 31,25 | 3 |
| 2015 | 44 | 1.696,66 | 38,56 | 1 |
| 2016 | 68 | 1.916,41 | 28,18 | 2 |
| 2017 | 65 | 1.859,50 | 28,61 | 2 |
| 2018 | 66 | 2.115,62 | 32,05 | 2 |
| 2019 | 75 | 2.236,22 | 29,82 | 4 |
| 2020 | 69 | 1.894,24 | 27,45 | 4 |
| 2021 | 71 | 2.026,97 | 28,55 | 5 |
| 2022 | 71 | 2.163,00 | 30,46 | 3 |
| 2023 | 122 | 4.564,17 | 37,41 | 5 |
| 2024 | 84 | 2.122,55 | 25,27 | 4 |
| totale | 1.479 | 43.633,14 | 29,50 | 55 |