| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 39 | 752,67 | 19,30 | 1 |
| 2009 | 98 | 2.687,73 | 27,43 | 3 |
| 2010 | 88 | 2.392,37 | 27,19 | 3 |
| 2011 | 51 | 1.267,11 | 24,85 | 1 |
| 2012 | 69 | 1.771,23 | 25,67 | 2 |
| 2013 | 69 | 1.538,46 | 22,30 | 2 |
| 2014 | 108 | 2.915,16 | 26,99 | 4 |
| 2015 | 65 | 1.523,90 | 23,44 | 2 |
| 2016 | 84 | 2.245,82 | 26,74 | 3 |
| 2017 | 77 | 1.842,28 | 23,93 | 3 |
| 2018 | 84 | 1.957,38 | 23,30 | 3 |
| 2019 | 90 | 1.896,59 | 21,07 | 4 |
| 2020 | 80 | 1.818,43 | 22,73 | 4 |
| 2021 | 77 | 1.746,72 | 22,68 | 4 |
| 2022 | 84 | 1.847,26 | 21,99 | 4 |
| 2023 | 98 | 2.356,46 | 24,05 | 4 |
| 2024 | 111 | 2.564,67 | 23,11 | 4 |
| totale | 1.372 | 33.124,24 | 24,14 | 51 |