| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 37 | 738,95 | 19,97 | 1 |
| 2009 | 290 | 5.358,23 | 18,48 | 2 |
| 2010 | 314 | 4.773,04 | 15,20 | 2 |
| 2011 | 62 | 1.364,79 | 22,01 | 1 |
| 2012 | 14 | 238,08 | 17,01 | 1 |
| 2013 | 157 | 2.652,06 | 16,89 | 2 |
| 2014 | 111 | 2.478,11 | 22,33 | 2 |
| 2015 | 147 | 3.759,72 | 25,58 | 3 |
| 2016 | 176 | 4.077,99 | 23,17 | 3 |
| 2017 | 179 | 3.877,24 | 21,66 | 3 |
| 2018 | 229 | 5.473,66 | 23,90 | 3 |
| 2019 | 180 | 4.121,19 | 22,90 | 3 |
| 2020 | 192 | 4.776,12 | 24,88 | 3 |
| 2021 | 146 | 3.778,22 | 25,88 | 4 |
| 2022 | 163 | 4.203,10 | 25,79 | 4 |
| 2023 | 223 | 6.746,34 | 30,25 | 5 |
| 2024 | 307 | 8.279,44 | 26,97 | 6 |
| totale | 2.927 | 66.696,28 | 22,79 | 48 |