| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 55 | 1.482,26 | 26,95 | 1 |
| 2008 | 12 | 213,12 | 17,76 | 1 |
| 2009 | 19 | 476,69 | 25,09 | 2 |
| 2010 | 20 | 334,53 | 16,73 | 2 |
| 2011 | 12 | 156,41 | 13,03 | 1 |
| 2012 | 17 | 281,01 | 16,53 | 2 |
| 2013 | 2 | 34,04 | 17,02 | 1 |
| 2014 | 18 | 350,79 | 19,49 | 2 |
| 2015 | 1 | 22,63 | 22,63 | 1 |
| 2016 | 14 | 157,66 | 11,26 | 2 |
| 2017 | 9 | 103,43 | 11,49 | 2 |
| 2018 | 8 | 82,91 | 10,36 | 2 |
| 2019 | 6 | 58,20 | 9,70 | 2 |
| 2020 | 6 | 25,49 | 4,25 | 2 |
| 2021 | 7 | 37,50 | 5,36 | 2 |
| 2022 | 1 | 1,11 | 1,11 | 1 |
| 2023 | 7 | 293,55 | 41,94 | 2 |
| 2024 | 7 | 357,35 | 51,05 | 2 |
| totale | 221 | 4.468,68 | 20,22 | 30 |