| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 255 | 7.568,00 | 29,68 | 3 |
| 2007 | 218 | 6.878,31 | 31,55 | 1 |
| 2008 | 200 | 6.344,18 | 31,72 | 2 |
| 2009 | 189 | 4.769,98 | 25,24 | 2 |
| 2010 | 498 | 9.493,42 | 19,06 | 5 |
| 2011 | 573 | 9.057,44 | 15,81 | 4 |
| 2012 | 462 | 7.868,40 | 17,03 | 5 |
| 2013 | 552 | 8.114,50 | 14,70 | 6 |
| 2014 | 610 | 11.127,48 | 18,24 | 7 |
| 2015 | 825 | 14.540,66 | 17,63 | 9 |
| 2016 | 878 | 17.042,11 | 19,41 | 11 |
| 2017 | 896 | 16.925,25 | 18,89 | 11 |
| 2018 | 599 | 11.054,02 | 18,45 | 11 |
| 2019 | 721 | 15.016,82 | 20,83 | 12 |
| 2020 | 694 | 15.325,23 | 22,08 | 12 |
| 2021 | 616 | 13.015,21 | 21,13 | 13 |
| 2022 | 614 | 12.209,47 | 19,89 | 14 |
| 2023 | 1.884 | 34.020,56 | 18,06 | 20 |
| 2024 | 2.326 | 36.221,60 | 15,57 | 22 |
| totale | 13.610 | 256.592,64 | 18,85 | 170 |