| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 160 | 3.176,01 | 19,85 | 2 |
| 2009 | 9 | 115,75 | 12,86 | 1 |
| 2010 | 24 | 996,75 | 41,53 | 1 |
| 2012 | 29 | 515,85 | 17,79 | 1 |
| 2013 | 26 | 899,46 | 34,59 | 1 |
| 2014 | 47 | 1.766,99 | 37,60 | 2 |
| 2015 | 103 | 3.362,32 | 32,64 | 3 |
| 2016 | 152 | 4.143,99 | 27,26 | 3 |
| 2017 | 109 | 2.822,77 | 25,90 | 3 |
| 2018 | 101 | 2.443,76 | 24,20 | 4 |
| 2019 | 99 | 3.641,88 | 36,79 | 4 |
| 2020 | 90 | 3.406,62 | 37,85 | 4 |
| 2021 | 81 | 3.043,18 | 37,57 | 4 |
| 2022 | 35 | 869,29 | 24,84 | 2 |
| 2023 | 40 | 957,16 | 23,93 | 4 |
| 2024 | 67 | 1.681,89 | 25,10 | 4 |
| totale | 1.172 | 33.843,67 | 28,88 | 43 |