| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 140 | 1.940,17 | 13,86 | 3 |
| 2007 | 42 | 1.044,09 | 24,86 | 2 |
| 2008 | 92 | 1.782,70 | 19,38 | 3 |
| 2009 | 81 | 1.511,46 | 18,66 | 3 |
| 2010 | 103 | 1.469,61 | 14,27 | 2 |
| 2011 | 96 | 1.669,70 | 17,39 | 1 |
| 2012 | 90 | 1.579,58 | 17,55 | 2 |
| 2013 | 128 | 1.927,94 | 15,06 | 2 |
| 2014 | 113 | 2.251,70 | 19,93 | 2 |
| 2015 | 129 | 2.693,15 | 20,88 | 2 |
| 2016 | 141 | 2.984,51 | 21,17 | 2 |
| 2017 | 160 | 3.387,63 | 21,17 | 2 |
| 2018 | 155 | 3.488,82 | 22,51 | 2 |
| 2019 | 156 | 3.431,16 | 21,99 | 2 |
| 2020 | 145 | 3.588,99 | 24,75 | 2 |
| 2021 | 132 | 3.762,07 | 28,50 | 2 |
| 2022 | 120 | 2.948,81 | 24,57 | 2 |
| 2023 | 105 | 2.655,56 | 25,29 | 3 |
| 2024 | 137 | 3.181,68 | 23,22 | 3 |
| totale | 2.265 | 47.299,33 | 20,88 | 42 |