| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 189 | 3.032,90 | 16,05 | 3 |
| 2007 | 5 | 67,27 | 13,45 | 2 |
| 2008 | 1 | 26,28 | 26,28 | 1 |
| 2009 | 98 | 1.801,85 | 18,39 | 2 |
| 2010 | 80 | 1.425,99 | 17,82 | 2 |
| 2011 | 3 | 28,65 | 9,55 | 1 |
| 2012 | 87 | 1.013,47 | 11,65 | 2 |
| 2013 | 104 | 1.860,22 | 17,89 | 3 |
| 2014 | 93 | 2.131,38 | 22,92 | 3 |
| 2015 | 101 | 2.844,78 | 28,17 | 4 |
| 2016 | 104 | 3.342,03 | 32,13 | 4 |
| 2017 | 717 | 21.583,02 | 30,10 | 5 |
| 2018 | 733 | 20.626,97 | 28,14 | 5 |
| 2019 | 726 | 21.136,25 | 29,11 | 4 |
| 2020 | 683 | 23.349,54 | 34,19 | 4 |
| 2021 | 776 | 26.340,19 | 33,94 | 4 |
| 2022 | 795 | 27.972,80 | 35,19 | 4 |
| 2023 | 779 | 25.767,72 | 33,08 | 4 |
| 2024 | 634 | 17.819,26 | 28,11 | 5 |
| totale | 6.708 | 202.170,57 | 30,14 | 62 |