| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 128 | 2.283,03 | 17,84 | 1 |
| 2008 | 307 | 7.588,31 | 24,72 | 1 |
| 2009 | 204 | 4.744,71 | 23,26 | 2 |
| 2010 | 290 | 6.197,73 | 21,37 | 2 |
| 2011 | 213 | 4.886,58 | 22,94 | 2 |
| 2012 | 193 | 4.076,98 | 21,12 | 3 |
| 2013 | 212 | 4.036,34 | 19,04 | 2 |
| 2014 | 195 | 5.079,40 | 26,05 | 3 |
| 2015 | 129 | 3.664,94 | 28,41 | 3 |
| 2016 | 134 | 3.695,27 | 27,58 | 3 |
| 2017 | 171 | 3.928,29 | 22,97 | 4 |
| 2018 | 301 | 7.365,07 | 24,47 | 7 |
| 2019 | 960 | 18.141,33 | 18,90 | 8 |
| 2020 | 1.045 | 20.882,80 | 19,98 | 8 |
| 2021 | 889 | 18.362,56 | 20,66 | 8 |
| 2022 | 899 | 20.003,46 | 22,25 | 6 |
| 2023 | 1.014 | 21.595,22 | 21,30 | 6 |
| 2024 | 941 | 20.007,82 | 21,26 | 6 |
| totale | 8.225 | 176.539,84 | 21,46 | 75 |