| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 486 | 12.480,64 | 25,68 | 3 |
| 2007 | 479 | 14.624,60 | 30,53 | 3 |
| 2008 | 680 | 18.279,53 | 26,88 | 3 |
| 2009 | 659 | 16.452,24 | 24,97 | 4 |
| 2010 | 726 | 16.242,40 | 22,37 | 4 |
| 2011 | 704 | 16.264,46 | 23,10 | 3 |
| 2012 | 692 | 26.068,66 | 37,67 | 4 |
| 2013 | 842 | 196.794,55 | 233,72 | 4 |
| 2014 | 863 | 111.252,03 | 128,91 | 4 |
| 2015 | 833 | 23.356,40 | 28,04 | 4 |
| 2016 | 916 | 26.437,89 | 28,86 | 4 |
| 2017 | 927 | 28.349,85 | 30,58 | 4 |
| 2018 | 928 | 26.737,81 | 28,81 | 4 |
| 2019 | 961 | 30.406,67 | 31,64 | 4 |
| 2020 | 935 | 30.659,11 | 32,79 | 4 |
| 2021 | 889 | 27.413,84 | 30,84 | 4 |
| 2022 | 962 | 36.724,93 | 38,18 | 4 |
| 2023 | 1.014 | 36.786,49 | 36,28 | 6 |
| 2024 | 1.043 | 34.782,88 | 33,35 | 7 |
| totale | 15.539 | 730.114,98 | 46,99 | 77 |