| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 17 | 360,51 | 21,21 | 1 |
| 2009 | 7 | 240,94 | 34,42 | 1 |
| 2010 | 15 | 217,82 | 14,52 | 1 |
| 2012 | 12 | 190,15 | 15,85 | 1 |
| 2013 | 13 | 239,52 | 18,42 | 1 |
| 2014 | 11 | 209,30 | 19,03 | 1 |
| 2015 | 7 | 115,97 | 16,57 | 1 |
| 2016 | 8 | 62,42 | 7,80 | 1 |
| 2017 | 8 | 101,54 | 12,69 | 1 |
| 2018 | 5 | 53,19 | 10,64 | 1 |
| 2019 | 6 | 109,43 | 18,24 | 1 |
| 2020 | 1 | 39,60 | 39,60 | 1 |
| 2021 | 3 | 64,29 | 21,43 | 1 |
| 2022 | 6 | 146,26 | 24,38 | 1 |
| 2023 | 5 | 162,61 | 32,52 | 1 |
| 2024 | 6 | 163,16 | 27,19 | 1 |
| totale | 130 | 2.476,71 | 19,05 | 16 |