| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 538 | 10.893,66 | 20,25 | 6 |
| 2007 | 878 | 22.521,80 | 25,65 | 4 |
| 2008 | 1.016 | 25.510,55 | 25,11 | 4 |
| 2009 | 1.354 | 31.076,32 | 22,95 | 7 |
| 2010 | 1.298 | 24.378,07 | 18,78 | 10 |
| 2011 | 1.251 | 21.958,62 | 17,55 | 8 |
| 2012 | 1.583 | 29.051,99 | 18,35 | 12 |
| 2013 | 1.385 | 24.141,84 | 17,43 | 13 |
| 2014 | 1.269 | 28.097,25 | 22,14 | 14 |
| 2015 | 1.146 | 29.719,41 | 25,93 | 14 |
| 2016 | 1.182 | 33.303,20 | 28,18 | 12 |
| 2017 | 1.380 | 37.036,18 | 26,84 | 14 |
| 2018 | 1.132 | 31.833,20 | 28,12 | 16 |
| 2019 | 1.259 | 33.007,35 | 26,22 | 17 |
| 2020 | 857 | 25.081,54 | 29,27 | 19 |
| 2021 | 722 | 23.992,06 | 33,23 | 19 |
| 2022 | 576 | 21.827,18 | 37,89 | 16 |
| 2023 | 622 | 21.228,45 | 34,13 | 16 |
| 2024 | 740 | 21.511,98 | 29,07 | 19 |
| totale | 20.188 | 496.170,65 | 24,58 | 240 |