| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 154 | 2.907,79 | 18,88 | 2 |
| 2007 | 34 | 1.143,12 | 33,62 | 1 |
| 2008 | 33 | 1.009,06 | 30,58 | 1 |
| 2009 | 63 | 1.384,62 | 21,98 | 2 |
| 2010 | 75 | 1.347,64 | 17,97 | 2 |
| 2011 | 66 | 1.207,79 | 18,30 | 1 |
| 2012 | 108 | 2.034,49 | 18,84 | 2 |
| 2013 | 86 | 1.541,69 | 17,93 | 2 |
| 2014 | 100 | 2.066,37 | 20,66 | 3 |
| 2015 | 73 | 1.451,29 | 19,88 | 4 |
| 2016 | 92 | 2.690,82 | 29,25 | 3 |
| 2017 | 82 | 2.618,96 | 31,94 | 3 |
| 2018 | 47 | 1.061,87 | 22,59 | 3 |
| 2019 | 46 | 900,00 | 19,57 | 3 |
| 2020 | 43 | 894,35 | 20,80 | 3 |
| 2021 | 20 | 465,86 | 23,29 | 2 |
| 2022 | 26 | 676,01 | 26,00 | 2 |
| 2023 | 17 | 435,14 | 25,60 | 2 |
| 2024 | 27 | 588,79 | 21,81 | 2 |
| totale | 1.192 | 26.425,66 | 22,17 | 43 |