| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 153 | 3.275,14 | 21,41 | 1 |
| 2007 | 115 | 2.308,65 | 20,08 | 1 |
| 2008 | 99 | 2.122,67 | 21,44 | 1 |
| 2009 | 100 | 2.532,17 | 25,32 | 2 |
| 2010 | 128 | 2.302,35 | 17,99 | 2 |
| 2011 | 117 | 2.015,42 | 17,23 | 1 |
| 2012 | 133 | 2.515,48 | 18,91 | 2 |
| 2013 | 159 | 3.257,48 | 20,49 | 2 |
| 2014 | 152 | 3.778,10 | 24,86 | 2 |
| 2015 | 197 | 4.560,84 | 23,15 | 4 |
| 2016 | 227 | 5.490,66 | 24,19 | 3 |
| 2017 | 219 | 5.704,09 | 26,05 | 4 |
| 2018 | 203 | 6.782,75 | 33,41 | 4 |
| 2019 | 193 | 5.519,39 | 28,60 | 4 |
| 2020 | 182 | 5.324,82 | 29,26 | 4 |
| 2021 | 200 | 5.365,19 | 26,83 | 3 |
| 2022 | 207 | 5.620,44 | 27,15 | 3 |
| 2023 | 237 | 6.478,34 | 27,33 | 3 |
| 2024 | 259 | 6.922,08 | 26,73 | 3 |
| totale | 3.280 | 81.876,06 | 24,96 | 49 |