| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 76 | 1.065,55 | 14,02 | 1 |
| 2009 | 6 | 32,91 | 5,49 | 1 |
| 2010 | 4 | 15,08 | 3,77 | 1 |
| 2012 | 160 | 3.629,37 | 22,68 | 2 |
| 2013 | 7 | 61,15 | 8,74 | 1 |
| 2014 | 7 | 69,57 | 9,94 | 1 |
| 2015 | 6 | 76,30 | 12,72 | 1 |
| 2016 | 4 | 52,71 | 13,18 | 1 |
| 2017 | 3 | 38,10 | 12,70 | 1 |
| 2018 | 1 | 2,04 | 2,04 | 1 |
| 2019 | 19 | 316,34 | 16,65 | 1 |
| 2020 | 124 | 3.602,33 | 29,05 | 2 |
| 2021 | 44 | 1.787,99 | 40,64 | 2 |
| 2022 | 138 | 4.159,74 | 30,14 | 3 |
| 2023 | 18 | 262,18 | 14,57 | 2 |
| 2024 | 9 | 138,88 | 15,43 | 2 |
| totale | 626 | 15.310,24 | 24,46 | 23 |