| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 230 | 4.244,38 | 18,45 | 1 |
| 2009 | 47 | 1.246,75 | 26,53 | 1 |
| 2010 | 39 | 666,03 | 17,08 | 1 |
| 2012 | 36 | 700,63 | 19,46 | 1 |
| 2013 | 60 | 866,74 | 14,45 | 2 |
| 2014 | 54 | 1.034,58 | 19,16 | 2 |
| 2015 | 34 | 639,38 | 18,81 | 1 |
| 2016 | 31 | 657,21 | 21,20 | 1 |
| 2017 | 42 | 1.007,64 | 23,99 | 2 |
| 2018 | 46 | 1.256,38 | 27,31 | 2 |
| 2019 | 60 | 1.459,66 | 24,33 | 2 |
| 2020 | 41 | 1.188,11 | 28,98 | 2 |
| 2021 | 27 | 1.075,79 | 39,84 | 2 |
| 2022 | 34 | 1.082,26 | 31,83 | 2 |
| 2023 | 33 | 1.313,91 | 39,82 | 2 |
| 2024 | 30 | 1.041,94 | 34,73 | 2 |
| totale | 844 | 19.481,39 | 23,08 | 26 |