| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 990 | 22.792,88 | 23,02 | 4 |
| 2007 | 459 | 12.775,71 | 27,83 | 4 |
| 2008 | 393 | 12.850,48 | 32,70 | 3 |
| 2009 | 520 | 11.472,24 | 22,06 | 3 |
| 2010 | 534 | 10.355,32 | 19,39 | 3 |
| 2011 | 328 | 6.300,02 | 19,21 | 3 |
| 2012 | 698 | 14.338,29 | 20,54 | 10 |
| 2013 | 813 | 15.519,58 | 19,09 | 8 |
| 2014 | 852 | 21.447,24 | 25,17 | 11 |
| 2015 | 828 | 20.813,82 | 25,14 | 12 |
| 2016 | 899 | 23.936,47 | 26,63 | 12 |
| 2017 | 905 | 25.210,02 | 27,86 | 12 |
| 2018 | 939 | 25.404,88 | 27,06 | 15 |
| 2019 | 998 | 26.800,17 | 26,85 | 16 |
| 2020 | 1.046 | 38.751,98 | 37,05 | 17 |
| 2021 | 1.027 | 37.297,46 | 36,32 | 18 |
| 2022 | 945 | 32.437,64 | 34,33 | 16 |
| 2023 | 1.076 | 33.998,29 | 31,60 | 17 |
| 2024 | 1.123 | 34.402,49 | 30,63 | 17 |
| totale | 15.373 | 426.904,98 | 27,77 | 201 |