| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 184 | 3.676,91 | 19,98 | 1 |
| 2009 | 59 | 1.306,60 | 22,15 | 1 |
| 2010 | 97 | 1.730,28 | 17,84 | 1 |
| 2011 | 0 | 0,00 | 0,00 | 1 |
| 2012 | 147 | 4.455,49 | 30,31 | 3 |
| 2013 | 133 | 3.494,11 | 26,27 | 3 |
| 2014 | 114 | 2.966,61 | 26,02 | 2 |
| 2015 | 335 | 10.485,01 | 31,30 | 6 |
| 2016 | 495 | 14.614,74 | 29,52 | 6 |
| 2017 | 612 | 17.211,63 | 28,12 | 6 |
| 2018 | 689 | 19.504,09 | 28,31 | 6 |
| 2019 | 758 | 22.208,34 | 29,30 | 6 |
| 2020 | 767 | 22.598,42 | 29,46 | 6 |
| 2021 | 815 | 23.752,86 | 29,14 | 6 |
| 2022 | 870 | 26.670,77 | 30,66 | 5 |
| 2023 | 1.104 | 31.636,91 | 28,66 | 5 |
| 2024 | 1.256 | 36.135,25 | 28,77 | 6 |
| totale | 8.435 | 242.448,02 | 28,74 | 70 |