| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 463 | 11.193,43 | 24,18 | 3 |
| 2007 | 207 | 6.601,85 | 31,89 | 2 |
| 2008 | 273 | 8.290,32 | 30,37 | 2 |
| 2009 | 266 | 8.756,45 | 32,92 | 2 |
| 2010 | 258 | 6.348,34 | 24,61 | 3 |
| 2011 | 205 | 5.186,13 | 25,30 | 1 |
| 2012 | 213 | 6.383,15 | 29,97 | 3 |
| 2013 | 189 | 5.225,81 | 27,65 | 3 |
| 2014 | 181 | 5.858,48 | 32,37 | 2 |
| 2015 | 179 | 5.880,87 | 32,85 | 3 |
| 2016 | 160 | 5.024,41 | 31,40 | 3 |
| 2017 | 166 | 5.544,38 | 33,40 | 2 |
| 2018 | 176 | 5.338,99 | 30,34 | 4 |
| 2019 | 180 | 5.693,80 | 31,63 | 3 |
| 2020 | 148 | 4.847,38 | 32,75 | 3 |
| 2021 | 142 | 4.743,68 | 33,41 | 3 |
| 2022 | 127 | 4.583,32 | 36,09 | 2 |
| 2023 | 126 | 4.039,07 | 32,06 | 3 |
| 2024 | 181 | 9.224,37 | 50,96 | 4 |
| totale | 3.840 | 118.764,23 | 30,93 | 51 |