| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 475 | 4.608,68 | 9,70 | 1 |
| 2007 | 3 | 39,89 | 13,30 | 1 |
| 2008 | 24 | 695,65 | 28,99 | 2 |
| 2009 | 67 | 1.686,40 | 25,17 | 3 |
| 2010 | 18 | 294,26 | 16,35 | 3 |
| 2011 | 6 | 97,44 | 16,24 | 1 |
| 2012 | 542 | 9.939,53 | 18,34 | 3 |
| 2013 | 541 | 8.427,95 | 15,58 | 2 |
| 2014 | 752 | 14.287,85 | 19,00 | 3 |
| 2015 | 715 | 13.247,96 | 18,53 | 2 |
| 2016 | 1.120 | 20.783,98 | 18,56 | 3 |
| 2017 | 1.012 | 17.761,72 | 17,55 | 3 |
| 2018 | 905 | 14.428,14 | 15,94 | 6 |
| 2019 | 950 | 15.647,70 | 16,47 | 6 |
| 2020 | 804 | 14.616,20 | 18,18 | 6 |
| 2021 | 738 | 13.647,81 | 18,49 | 5 |
| 2022 | 1.094 | 21.427,12 | 19,59 | 5 |
| 2023 | 1.135 | 18.968,05 | 16,71 | 5 |
| 2024 | 1.106 | 18.196,66 | 16,45 | 6 |
| totale | 12.007 | 208.802,99 | 17,39 | 66 |