| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 613 | 14.622,14 | 23,85 | 3 |
| 2007 | 47 | 1.147,23 | 24,41 | 2 |
| 2008 | 173 | 5.011,79 | 28,97 | 3 |
| 2009 | 451 | 13.790,46 | 30,58 | 4 |
| 2010 | 2.688 | 64.789,84 | 24,10 | 7 |
| 2011 | 2.980 | 69.688,32 | 23,39 | 7 |
| 2012 | 3.633 | 90.797,08 | 24,99 | 11 |
| 2013 | 3.774 | 89.741,82 | 23,78 | 12 |
| 2014 | 4.066 | 120.900,85 | 29,73 | 11 |
| 2015 | 4.390 | 131.102,62 | 29,86 | 15 |
| 2016 | 3.739 | 114.057,85 | 30,50 | 16 |
| 2017 | 3.697 | 107.806,52 | 29,16 | 16 |
| 2018 | 4.113 | 122.670,23 | 29,83 | 17 |
| 2019 | 4.165 | 129.074,59 | 30,99 | 17 |
| 2020 | 3.828 | 124.352,94 | 32,49 | 19 |
| 2021 | 3.612 | 118.451,64 | 32,79 | 22 |
| 2022 | 3.050 | 102.419,19 | 33,58 | 21 |
| 2023 | 2.994 | 99.131,96 | 33,11 | 22 |
| 2024 | 2.937 | 102.686,48 | 34,96 | 23 |
| totale | 54.950 | 1.622.243,55 | 29,52 | 248 |