| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 978 | 21.335,14 | 21,82 | 5 |
| 2007 | 342 | 8.415,22 | 24,61 | 3 |
| 2008 | 548 | 16.478,66 | 30,07 | 6 |
| 2009 | 564 | 17.330,25 | 30,73 | 9 |
| 2010 | 333 | 8.393,03 | 25,20 | 6 |
| 2011 | 1.145 | 27.340,56 | 23,88 | 8 |
| 2012 | 755 | 16.751,86 | 22,19 | 7 |
| 2013 | 932 | 19.167,50 | 20,57 | 8 |
| 2014 | 977 | 28.299,03 | 28,97 | 9 |
| 2015 | 1.137 | 34.151,85 | 30,04 | 11 |
| 2016 | 927 | 29.314,97 | 31,62 | 9 |
| 2017 | 1.175 | 36.130,05 | 30,75 | 9 |
| 2018 | 1.137 | 35.456,33 | 31,18 | 10 |
| 2019 | 1.012 | 32.876,88 | 32,49 | 10 |
| 2020 | 767 | 26.041,14 | 33,95 | 9 |
| 2021 | 588 | 20.565,70 | 34,98 | 8 |
| 2022 | 248 | 7.215,41 | 29,09 | 8 |
| 2023 | 377 | 10.185,26 | 27,02 | 8 |
| 2024 | 362 | 10.192,09 | 28,15 | 7 |
| totale | 14.304 | 405.640,93 | 28,36 | 150 |