| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 52 | 1.009,09 | 19,41 | 1 |
| 2007 | 1 | 10,63 | 10,63 | 2 |
| 2008 | 16 | 520,30 | 32,52 | 2 |
| 2009 | 30 | 1.369,44 | 45,65 | 2 |
| 2010 | 36 | 1.337,43 | 37,15 | 2 |
| 2011 | 50 | 1.035,10 | 20,70 | 1 |
| 2012 | 76 | 1.651,90 | 21,74 | 2 |
| 2013 | 62 | 1.387,74 | 22,38 | 2 |
| 2014 | 58 | 1.992,86 | 34,36 | 2 |
| 2015 | 56 | 2.021,60 | 36,10 | 2 |
| 2016 | 57 | 1.850,76 | 32,47 | 2 |
| 2017 | 47 | 1.625,36 | 34,58 | 2 |
| 2018 | 40 | 2.280,06 | 57,00 | 2 |
| 2019 | 32 | 1.490,02 | 46,56 | 2 |
| 2020 | 28 | 1.457,01 | 52,04 | 2 |
| 2021 | 30 | 1.267,00 | 42,23 | 2 |
| 2022 | 35 | 2.230,96 | 63,74 | 2 |
| 2023 | 29 | 2.224,40 | 76,70 | 2 |
| 2024 | 99 | 3.436,04 | 34,71 | 4 |
| totale | 834 | 30.197,70 | 36,21 | 38 |