| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 164 | 2.777,48 | 16,94 | 1 |
| 2007 | 1 | 46,92 | 46,92 | 1 |
| 2008 | 261 | 6.629,33 | 25,40 | 1 |
| 2009 | 226 | 5.367,34 | 23,75 | 2 |
| 2010 | 236 | 4.810,85 | 20,38 | 2 |
| 2012 | 66 | 1.154,38 | 17,49 | 1 |
| 2013 | 59 | 945,84 | 16,03 | 1 |
| 2014 | 66 | 1.472,01 | 22,30 | 1 |
| 2015 | 72 | 1.637,39 | 22,74 | 1 |
| 2016 | 59 | 1.451,84 | 24,61 | 1 |
| 2017 | 76 | 1.635,03 | 21,51 | 1 |
| 2018 | 63 | 1.379,08 | 21,89 | 1 |
| 2019 | 63 | 1.983,73 | 31,49 | 1 |
| 2020 | 42 | 961,18 | 22,89 | 1 |
| 2021 | 43 | 1.071,48 | 24,92 | 1 |
| 2022 | 35 | 1.030,79 | 29,45 | 2 |
| 2023 | 23 | 678,90 | 29,52 | 2 |
| 2024 | 25 | 542,76 | 21,71 | 2 |
| totale | 1.580 | 35.576,33 | 22,52 | 23 |