| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 735 | 17.883,92 | 24,33 | 4 |
| 2007 | 701 | 18.892,39 | 26,95 | 4 |
| 2008 | 804 | 20.527,07 | 25,53 | 4 |
| 2009 | 798 | 20.648,37 | 25,88 | 5 |
| 2010 | 938 | 20.608,30 | 21,97 | 3 |
| 2011 | 1.179 | 26.534,88 | 22,51 | 5 |
| 2012 | 1.337 | 30.400,05 | 22,74 | 6 |
| 2013 | 1.368 | 31.097,39 | 22,73 | 7 |
| 2014 | 1.217 | 36.373,26 | 29,89 | 6 |
| 2015 | 1.010 | 29.486,98 | 29,20 | 6 |
| 2016 | 907 | 27.994,51 | 30,86 | 7 |
| 2017 | 1.089 | 34.149,36 | 31,36 | 10 |
| 2018 | 1.019 | 32.206,63 | 31,61 | 11 |
| 2019 | 1.198 | 36.810,31 | 30,73 | 13 |
| 2020 | 830 | 27.290,25 | 32,88 | 13 |
| 2021 | 907 | 28.792,81 | 31,75 | 17 |
| 2022 | 913 | 30.586,89 | 33,50 | 18 |
| 2023 | 1.048 | 33.512,43 | 31,98 | 22 |
| 2024 | 876 | 29.000,27 | 33,11 | 24 |
| totale | 18.874 | 532.796,07 | 28,23 | 185 |