| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 178 | 2.888,35 | 16,23 | 2 |
| 2007 | 32 | 608,11 | 19,00 | 1 |
| 2008 | 32 | 644,31 | 20,13 | 1 |
| 2009 | 69 | 2.097,14 | 30,39 | 2 |
| 2010 | 79 | 2.171,05 | 27,48 | 2 |
| 2011 | 70 | 2.085,06 | 29,79 | 1 |
| 2012 | 105 | 2.742,07 | 26,11 | 2 |
| 2013 | 105 | 2.565,98 | 24,44 | 2 |
| 2014 | 122 | 3.915,61 | 32,10 | 2 |
| 2015 | 97 | 2.454,39 | 25,30 | 2 |
| 2016 | 168 | 4.486,52 | 26,71 | 3 |
| 2017 | 177 | 4.678,67 | 26,43 | 3 |
| 2018 | 168 | 4.001,08 | 23,82 | 3 |
| 2019 | 168 | 4.386,40 | 26,11 | 3 |
| 2020 | 152 | 4.120,66 | 27,11 | 3 |
| 2021 | 148 | 3.298,50 | 22,29 | 4 |
| 2022 | 147 | 3.619,70 | 24,62 | 4 |
| 2023 | 175 | 4.791,84 | 27,38 | 4 |
| 2024 | 182 | 4.768,72 | 26,20 | 5 |
| totale | 2.374 | 60.324,16 | 25,41 | 49 |