| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 66 | 1.609,04 | 24,38 | 2 |
| 2007 | 3 | 675,00 | 225,00 | 1 |
| 2008 | 5 | 638,21 | 127,64 | 1 |
| 2009 | 13 | 787,26 | 60,56 | 2 |
| 2010 | 16 | 700,17 | 43,76 | 2 |
| 2011 | 5 | 514,29 | 102,86 | 1 |
| 2012 | 12 | 593,24 | 49,44 | 2 |
| 2013 | 16 | 422,04 | 26,38 | 2 |
| 2014 | 16 | 473,96 | 29,62 | 2 |
| 2015 | 14 | 562,16 | 40,15 | 2 |
| 2016 | 21 | 979,83 | 46,66 | 2 |
| 2017 | 20 | 539,47 | 26,97 | 3 |
| 2018 | 24 | 521,62 | 21,73 | 3 |
| 2019 | 18 | 564,86 | 31,38 | 3 |
| 2020 | 18 | 682,94 | 37,94 | 3 |
| 2021 | 14 | 455,22 | 32,52 | 3 |
| totale | 281 | 10.719,31 | 38,15 | 34 |