| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 30 | 388,69 | 12,96 | 1 |
| 2008 | 24 | 744,78 | 31,03 | 2 |
| 2009 | 15 | 220,64 | 14,71 | 1 |
| 2010 | 27 | 558,19 | 20,67 | 3 |
| 2012 | 16 | 362,35 | 22,65 | 1 |
| 2013 | 47 | 909,73 | 19,36 | 2 |
| 2014 | 14 | 338,10 | 24,15 | 1 |
| 2015 | 10 | 223,12 | 22,31 | 1 |
| 2016 | 10 | 214,45 | 21,45 | 1 |
| 2017 | 13 | 205,72 | 15,82 | 1 |
| 2018 | 9 | 219,19 | 24,35 | 1 |
| 2019 | 9 | 166,38 | 18,49 | 1 |
| 2020 | 8 | 164,91 | 20,61 | 1 |
| 2021 | 8 | 182,05 | 22,76 | 1 |
| 2022 | 8 | 165,96 | 20,75 | 1 |
| 2023 | 9 | 203,67 | 22,63 | 1 |
| 2024 | 8 | 228,91 | 28,61 | 1 |
| totale | 265 | 5.496,84 | 20,74 | 21 |