| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 255 | 5.124,90 | 20,10 | 5 |
| 2007 | 692 | 13.405,27 | 19,37 | 3 |
| 2008 | 949 | 16.836,09 | 17,74 | 4 |
| 2009 | 887 | 16.405,89 | 18,50 | 5 |
| 2010 | 878 | 14.690,47 | 16,73 | 3 |
| 2011 | 872 | 14.430,53 | 16,55 | 4 |
| 2012 | 973 | 15.967,51 | 16,41 | 4 |
| 2013 | 1.254 | 21.171,26 | 16,88 | 6 |
| 2014 | 157 | 3.370,21 | 21,47 | 4 |
| 2015 | 976 | 20.385,41 | 20,89 | 7 |
| 2016 | 1.099 | 23.243,18 | 21,15 | 9 |
| 2017 | 1.011 | 20.696,73 | 20,47 | 8 |
| 2018 | 866 | 16.782,56 | 19,38 | 7 |
| 2019 | 923 | 19.137,41 | 20,73 | 7 |
| 2020 | 873 | 18.941,28 | 21,70 | 7 |
| 2021 | 877 | 20.040,79 | 22,85 | 8 |
| 2022 | 715 | 16.371,39 | 22,90 | 7 |
| 2023 | 919 | 19.978,40 | 21,74 | 8 |
| 2024 | 929 | 18.408,71 | 19,82 | 8 |
| totale | 16.105 | 315.387,99 | 19,58 | 114 |