| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 144 | 1.341,07 | 9,31 | 1 |
| 2007 | 81 | 1.230,47 | 15,19 | 1 |
| 2008 | 73 | 1.721,48 | 23,58 | 1 |
| 2009 | 93 | 1.897,05 | 20,40 | 2 |
| 2010 | 41 | 974,98 | 23,78 | 2 |
| 2011 | 52 | 519,90 | 10,00 | 1 |
| 2012 | 64 | 869,27 | 13,58 | 2 |
| 2013 | 21 | 408,11 | 19,43 | 2 |
| 2014 | 23 | 559,00 | 24,30 | 2 |
| 2015 | 15 | 314,45 | 20,96 | 2 |
| 2016 | 18 | 357,95 | 19,89 | 2 |
| 2017 | 22 | 543,07 | 24,69 | 2 |
| 2018 | 31 | 676,81 | 21,83 | 2 |
| 2019 | 37 | 1.005,98 | 27,19 | 2 |
| 2020 | 34 | 1.145,33 | 33,69 | 2 |
| 2021 | 34 | 1.270,14 | 37,36 | 2 |
| 2022 | 35 | 1.019,63 | 29,13 | 2 |
| 2023 | 30 | 934,35 | 31,15 | 2 |
| 2024 | 41 | 1.036,82 | 25,29 | 2 |
| totale | 889 | 17.825,86 | 20,05 | 34 |