| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 258 | 5.008,18 | 19,41 | 2 |
| 2007 | 48 | 1.316,17 | 27,42 | 1 |
| 2008 | 59 | 1.512,06 | 25,63 | 1 |
| 2009 | 124 | 3.169,26 | 25,56 | 2 |
| 2010 | 146 | 3.090,62 | 21,17 | 4 |
| 2011 | 80 | 1.746,60 | 21,83 | 1 |
| 2012 | 180 | 4.835,08 | 26,86 | 2 |
| 2013 | 120 | 3.126,82 | 26,06 | 2 |
| 2014 | 114 | 3.726,67 | 32,69 | 2 |
| 2015 | 128 | 4.964,85 | 38,79 | 2 |
| 2016 | 144 | 5.059,25 | 35,13 | 2 |
| 2017 | 165 | 4.948,43 | 29,99 | 3 |
| 2018 | 141 | 3.415,95 | 24,23 | 2 |
| 2019 | 128 | 3.227,73 | 25,22 | 2 |
| 2020 | 143 | 4.036,41 | 28,23 | 2 |
| 2021 | 114 | 3.405,10 | 29,87 | 3 |
| 2022 | 125 | 3.985,55 | 31,88 | 3 |
| 2023 | 114 | 3.476,33 | 30,49 | 4 |
| 2024 | 170 | 4.935,60 | 29,03 | 5 |
| totale | 2.501 | 68.986,66 | 27,58 | 45 |