| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 31 | 350,04 | 11,29 | 1 |
| 2008 | 45 | 714,99 | 15,89 | 1 |
| 2009 | 12 | 175,80 | 14,65 | 2 |
| 2010 | 18 | 160,87 | 8,94 | 2 |
| 2011 | 2 | 18,65 | 9,33 | 1 |
| 2012 | 28 | 266,13 | 9,50 | 2 |
| 2013 | 19 | 148,31 | 7,81 | 2 |
| 2014 | 24 | 318,05 | 13,25 | 2 |
| 2015 | 89 | 1.569,15 | 17,63 | 3 |
| 2016 | 19 | 213,72 | 11,25 | 2 |
| 2017 | 82 | 1.095,56 | 13,36 | 3 |
| 2018 | 77 | 1.042,26 | 13,54 | 3 |
| 2019 | 59 | 914,78 | 15,50 | 3 |
| 2020 | 66 | 1.079,74 | 16,36 | 3 |
| 2021 | 54 | 825,79 | 15,29 | 3 |
| 2022 | 56 | 918,96 | 16,41 | 3 |
| 2023 | 52 | 891,14 | 17,14 | 3 |
| 2024 | 45 | 602,74 | 13,39 | 3 |
| totale | 778 | 11.306,68 | 14,53 | 42 |