| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 29 | 708,67 | 24,44 | 1 |
| 2009 | 9 | 188,40 | 20,93 | 1 |
| 2010 | 16 | 456,17 | 28,51 | 1 |
| 2012 | 29 | 877,63 | 30,26 | 2 |
| 2013 | 91 | 2.275,92 | 25,01 | 2 |
| 2014 | 103 | 2.888,70 | 28,05 | 2 |
| 2015 | 73 | 2.405,49 | 32,95 | 3 |
| 2016 | 77 | 2.459,93 | 31,95 | 2 |
| 2017 | 77 | 2.514,00 | 32,65 | 2 |
| 2018 | 72 | 2.435,99 | 33,83 | 2 |
| 2019 | 64 | 2.587,01 | 40,42 | 2 |
| 2020 | 52 | 2.026,09 | 38,96 | 2 |
| 2021 | 45 | 1.717,25 | 38,16 | 2 |
| 2022 | 38 | 1.166,95 | 30,71 | 2 |
| 2023 | 42 | 1.012,26 | 24,10 | 2 |
| 2024 | 50 | 1.430,25 | 28,61 | 4 |
| totale | 867 | 27.150,71 | 31,32 | 32 |