| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 114 | 3.042,56 | 26,69 | 3 |
| 2007 | 12 | 536,54 | 44,71 | 1 |
| 2008 | 16 | 827,70 | 51,73 | 1 |
| 2009 | 92 | 2.693,26 | 29,27 | 2 |
| 2010 | 101 | 2.913,73 | 28,85 | 2 |
| 2011 | 24 | 868,38 | 36,18 | 1 |
| 2012 | 139 | 3.626,80 | 26,09 | 2 |
| 2013 | 150 | 3.865,56 | 25,77 | 2 |
| 2014 | 154 | 5.261,00 | 34,16 | 3 |
| 2015 | 193 | 5.960,99 | 30,89 | 3 |
| 2016 | 379 | 12.167,32 | 32,10 | 4 |
| 2017 | 352 | 12.476,84 | 35,45 | 4 |
| 2018 | 380 | 13.185,46 | 34,70 | 4 |
| 2019 | 241 | 8.391,58 | 34,82 | 3 |
| 2020 | 265 | 9.165,56 | 34,59 | 4 |
| 2021 | 304 | 11.204,47 | 36,86 | 4 |
| 2022 | 306 | 11.290,56 | 36,90 | 4 |
| 2023 | 327 | 12.359,64 | 37,80 | 4 |
| 2024 | 395 | 13.104,00 | 33,17 | 6 |
| totale | 3.944 | 132.941,95 | 33,71 | 57 |