| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 46 | 714,26 | 15,53 | 1 |
| 2009 | 12 | 165,70 | 13,81 | 1 |
| 2010 | 75 | 1.076,15 | 14,35 | 2 |
| 2011 | 9 | 137,94 | 15,33 | 1 |
| 2012 | 86 | 1.422,31 | 16,54 | 2 |
| 2013 | 88 | 1.522,55 | 17,30 | 3 |
| 2014 | 91 | 1.962,96 | 21,57 | 3 |
| 2015 | 92 | 1.628,75 | 17,70 | 3 |
| 2016 | 100 | 1.979,91 | 19,80 | 3 |
| 2017 | 108 | 1.942,92 | 17,99 | 3 |
| 2018 | 94 | 1.775,66 | 18,89 | 3 |
| 2019 | 94 | 1.894,29 | 20,15 | 3 |
| 2020 | 88 | 1.904,26 | 21,64 | 3 |
| 2021 | 82 | 1.613,65 | 19,68 | 3 |
| 2022 | 75 | 1.600,02 | 21,33 | 3 |
| 2023 | 70 | 1.494,16 | 21,35 | 3 |
| 2024 | 64 | 1.294,48 | 20,23 | 3 |
| totale | 1.274 | 24.129,97 | 18,94 | 43 |