| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 1.312 | 51.392,32 | 39,17 | 2 |
| 2007 | 1.347 | 61.960,75 | 46,00 | 1 |
| 2008 | 1.347 | 60.094,57 | 44,61 | 1 |
| 2009 | 1.140 | 49.309,50 | 43,25 | 2 |
| 2010 | 990 | 39.205,31 | 39,60 | 2 |
| 2011 | 964 | 37.801,97 | 39,21 | 1 |
| 2012 | 886 | 41.852,37 | 47,24 | 3 |
| 2013 | 984 | 41.932,00 | 42,61 | 3 |
| 2014 | 903 | 48.507,74 | 53,72 | 3 |
| 2015 | 939 | 56.412,13 | 60,08 | 2 |
| 2016 | 980 | 60.051,22 | 61,28 | 2 |
| 2017 | 949 | 55.467,63 | 58,45 | 3 |
| 2018 | 878 | 48.850,22 | 55,64 | 3 |
| 2019 | 864 | 47.757,15 | 55,27 | 3 |
| 2020 | 823 | 45.091,38 | 54,79 | 3 |
| 2021 | 746 | 44.021,25 | 59,01 | 3 |
| 2022 | 714 | 42.890,44 | 60,07 | 3 |
| 2023 | 662 | 37.109,67 | 56,06 | 3 |
| 2024 | 653 | 35.702,05 | 54,67 | 4 |
| totale | 18.081 | 905.409,67 | 50,08 | 47 |