| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 184 | 5.012,26 | 27,24 | 1 |
| 2009 | 28 | 748,89 | 26,75 | 1 |
| 2010 | 29 | 1.109,12 | 38,25 | 1 |
| 2012 | 43 | 1.586,52 | 36,90 | 2 |
| 2013 | 45 | 1.219,20 | 27,09 | 1 |
| 2014 | 45 | 1.215,14 | 27,00 | 2 |
| 2015 | 33 | 817,01 | 24,76 | 2 |
| 2016 | 48 | 1.355,96 | 28,25 | 2 |
| 2017 | 46 | 1.371,39 | 29,81 | 2 |
| 2018 | 61 | 2.067,09 | 33,89 | 3 |
| 2019 | 68 | 2.057,00 | 30,25 | 3 |
| 2020 | 61 | 1.795,56 | 29,44 | 3 |
| 2021 | 65 | 2.175,62 | 33,47 | 3 |
| 2022 | 45 | 1.473,64 | 32,75 | 2 |
| 2023 | 42 | 1.344,14 | 32,00 | 2 |
| 2024 | 46 | 1.406,56 | 30,58 | 2 |
| totale | 889 | 26.755,10 | 30,10 | 32 |