| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 796 | 14.386,37 | 18,07 | 4 |
| 2007 | 567 | 14.955,73 | 26,38 | 6 |
| 2008 | 226 | 8.118,31 | 35,92 | 5 |
| 2009 | 377 | 10.346,66 | 27,44 | 6 |
| 2010 | 771 | 15.944,11 | 20,68 | 7 |
| 2011 | 787 | 15.250,95 | 19,38 | 7 |
| 2012 | 856 | 17.046,93 | 19,91 | 8 |
| 2013 | 697 | 13.234,39 | 18,99 | 6 |
| 2014 | 985 | 24.279,23 | 24,65 | 8 |
| 2015 | 972 | 23.686,00 | 24,37 | 8 |
| 2016 | 847 | 25.630,12 | 30,26 | 9 |
| 2017 | 817 | 24.725,54 | 30,26 | 8 |
| 2018 | 777 | 25.291,33 | 32,55 | 9 |
| 2019 | 892 | 27.429,58 | 30,75 | 10 |
| 2020 | 831 | 26.581,93 | 31,99 | 10 |
| 2021 | 905 | 27.943,55 | 30,88 | 11 |
| 2022 | 911 | 27.493,65 | 30,18 | 10 |
| 2023 | 418 | 11.855,20 | 28,36 | 9 |
| 2024 | 431 | 11.967,71 | 27,77 | 10 |
| totale | 13.863 | 366.167,29 | 26,41 | 151 |