| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 112 | 1.487,41 | 13,28 | 3 |
| 2007 | 41 | 604,46 | 14,74 | 1 |
| 2008 | 372 | 6.169,77 | 16,59 | 2 |
| 2009 | 744 | 12.448,64 | 16,73 | 3 |
| 2010 | 781 | 11.170,82 | 14,30 | 3 |
| 2011 | 868 | 12.651,18 | 14,58 | 3 |
| 2012 | 1.005 | 15.259,27 | 15,18 | 5 |
| 2013 | 957 | 13.600,84 | 14,21 | 5 |
| 2014 | 894 | 15.803,08 | 17,68 | 4 |
| 2015 | 747 | 13.510,95 | 18,09 | 4 |
| 2016 | 878 | 15.459,06 | 17,61 | 5 |
| 2017 | 909 | 16.161,37 | 17,78 | 6 |
| 2018 | 943 | 15.191,05 | 16,11 | 6 |
| 2019 | 912 | 15.082,28 | 16,54 | 6 |
| 2020 | 848 | 15.293,15 | 18,03 | 6 |
| 2021 | 918 | 16.747,18 | 18,24 | 6 |
| 2022 | 1.058 | 18.572,62 | 17,55 | 6 |
| 2023 | 1.028 | 16.032,83 | 15,60 | 6 |
| 2024 | 1.246 | 20.206,70 | 16,22 | 11 |
| totale | 15.261 | 251.452,66 | 16,48 | 91 |