| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 51 | 1.142,06 | 22,39 | 1 |
| 2008 | 5 | 126,94 | 25,39 | 1 |
| 2009 | 51 | 1.293,44 | 25,36 | 1 |
| 2010 | 56 | 1.416,55 | 25,30 | 2 |
| 2011 | 6 | 111,11 | 18,52 | 1 |
| 2012 | 37 | 884,09 | 23,89 | 2 |
| 2013 | 29 | 984,64 | 33,95 | 3 |
| 2014 | 33 | 1.422,89 | 43,12 | 4 |
| 2015 | 38 | 1.101,03 | 28,97 | 3 |
| 2016 | 43 | 1.188,01 | 27,63 | 2 |
| 2017 | 56 | 1.696,85 | 30,30 | 3 |
| 2018 | 44 | 1.385,25 | 31,48 | 3 |
| 2019 | 52 | 2.022,07 | 38,89 | 3 |
| 2020 | 52 | 1.805,49 | 34,72 | 2 |
| 2021 | 437 | 9.980,23 | 22,84 | 3 |
| 2022 | 479 | 11.305,23 | 23,60 | 3 |
| 2023 | 595 | 13.548,40 | 22,77 | 3 |
| 2024 | 535 | 11.543,96 | 21,58 | 8 |
| totale | 2.599 | 62.958,24 | 24,22 | 48 |