| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 1 | 0,94 | 0,94 | 1 |
| 2009 | 82 | 1.372,37 | 16,74 | 2 |
| 2010 | 70 | 1.268,52 | 18,12 | 2 |
| 2011 | 39 | 788,52 | 20,22 | 1 |
| 2012 | 152 | 2.490,37 | 16,38 | 2 |
| 2013 | 216 | 3.756,06 | 17,39 | 2 |
| 2014 | 247 | 5.164,05 | 20,91 | 2 |
| 2015 | 213 | 4.026,80 | 18,91 | 2 |
| 2016 | 230 | 4.451,11 | 19,35 | 2 |
| 2017 | 215 | 4.277,86 | 19,90 | 2 |
| 2018 | 170 | 3.777,37 | 22,22 | 2 |
| 2019 | 222 | 4.837,71 | 21,79 | 2 |
| 2020 | 168 | 3.687,13 | 21,95 | 2 |
| 2021 | 174 | 3.815,80 | 21,93 | 2 |
| 2022 | 172 | 3.588,53 | 20,86 | 3 |
| 2023 | 215 | 3.961,05 | 18,42 | 4 |
| 2024 | 225 | 4.119,65 | 18,31 | 4 |
| totale | 2.811 | 55.383,84 | 19,70 | 37 |