| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 787 | 16.170,25 | 20,55 | 7 |
| 2007 | 535 | 14.491,10 | 27,09 | 6 |
| 2008 | 678 | 19.593,94 | 28,90 | 7 |
| 2009 | 883 | 25.256,32 | 28,60 | 12 |
| 2010 | 1.047 | 25.009,44 | 23,89 | 12 |
| 2011 | 809 | 20.628,52 | 25,50 | 8 |
| 2012 | 572 | 13.283,22 | 23,22 | 11 |
| 2013 | 677 | 14.965,24 | 22,11 | 12 |
| 2014 | 843 | 23.572,92 | 27,96 | 13 |
| 2015 | 827 | 25.702,61 | 31,08 | 13 |
| 2016 | 798 | 25.439,98 | 31,88 | 13 |
| 2017 | 873 | 27.362,65 | 31,34 | 15 |
| 2018 | 825 | 25.431,98 | 30,83 | 17 |
| 2019 | 853 | 26.770,39 | 31,38 | 17 |
| 2020 | 767 | 25.285,03 | 32,97 | 17 |
| 2021 | 696 | 22.498,44 | 32,33 | 17 |
| 2022 | 593 | 18.489,91 | 31,18 | 13 |
| 2023 | 732 | 22.816,91 | 31,17 | 14 |
| 2024 | 702 | 21.674,52 | 30,88 | 13 |
| totale | 14.497 | 414.443,37 | 28,59 | 237 |