| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 3.325 | 110.379,30 | 33,20 | 13 |
| 2007 | 2.240 | 83.839,73 | 37,43 | 11 |
| 2008 | 2.308 | 87.344,30 | 37,84 | 16 |
| 2009 | 2.426 | 96.052,03 | 39,59 | 18 |
| 2010 | 2.086 | 73.517,69 | 35,24 | 17 |
| 2011 | 1.835 | 65.218,60 | 35,54 | 15 |
| 2012 | 2.660 | 102.172,64 | 38,41 | 22 |
| 2013 | 2.850 | 101.618,81 | 35,66 | 22 |
| 2014 | 2.964 | 128.130,17 | 43,23 | 24 |
| 2015 | 2.895 | 124.587,81 | 43,04 | 23 |
| 2016 | 2.811 | 126.597,05 | 45,04 | 24 |
| 2017 | 2.877 | 137.493,12 | 47,79 | 28 |
| 2018 | 2.985 | 138.862,02 | 46,52 | 31 |
| 2019 | 2.900 | 144.553,22 | 49,85 | 35 |
| 2020 | 2.620 | 138.927,12 | 53,03 | 33 |
| 2021 | 2.612 | 132.425,66 | 50,70 | 37 |
| 2022 | 3.019 | 153.901,61 | 50,98 | 38 |
| 2023 | 3.025 | 151.862,42 | 50,20 | 44 |
| 2024 | 3.129 | 158.504,12 | 50,66 | 45 |
| totale | 51.567 | 2.255.987,42 | 43,75 | 496 |