| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 98 | 1.695,92 | 17,31 | 1 |
| 2009 | 42 | 1.314,14 | 31,29 | 1 |
| 2010 | 22 | 385,05 | 17,50 | 1 |
| 2012 | 28 | 657,54 | 23,48 | 2 |
| 2013 | 20 | 231,83 | 11,59 | 1 |
| 2014 | 14 | 644,72 | 46,05 | 1 |
| 2015 | 18 | 455,48 | 25,30 | 2 |
| 2016 | 61 | 1.285,60 | 21,08 | 2 |
| 2017 | 91 | 1.948,73 | 21,41 | 2 |
| 2018 | 90 | 5.036,03 | 55,96 | 2 |
| 2019 | 195 | 9.402,58 | 48,22 | 2 |
| 2020 | 240 | 10.705,48 | 44,61 | 2 |
| 2021 | 115 | 6.105,27 | 53,09 | 2 |
| 2022 | 109 | 3.273,30 | 30,03 | 3 |
| 2023 | 84 | 3.798,24 | 45,22 | 3 |
| 2024 | 479 | 11.458,59 | 23,92 | 6 |
| totale | 1.706 | 58.398,50 | 34,23 | 33 |