| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 93 | 1.856,85 | 19,97 | 1 |
| 2007 | 6 | 422,49 | 70,42 | 1 |
| 2008 | 17 | 850,12 | 50,01 | 1 |
| 2009 | 102 | 2.498,90 | 24,50 | 3 |
| 2010 | 122 | 2.523,76 | 20,69 | 4 |
| 2011 | 13 | 528,56 | 40,66 | 1 |
| 2012 | 133 | 2.137,73 | 16,07 | 2 |
| 2013 | 93 | 1.630,86 | 17,54 | 2 |
| 2014 | 93 | 1.734,44 | 18,65 | 2 |
| 2015 | 129 | 2.943,37 | 22,82 | 3 |
| 2016 | 134 | 3.052,18 | 22,78 | 3 |
| 2017 | 129 | 3.053,07 | 23,67 | 3 |
| 2018 | 133 | 3.100,84 | 23,31 | 4 |
| 2019 | 176 | 4.745,18 | 26,96 | 3 |
| 2020 | 162 | 4.145,44 | 25,59 | 3 |
| 2021 | 150 | 3.426,52 | 22,84 | 3 |
| 2022 | 127 | 3.073,79 | 24,20 | 3 |
| 2023 | 128 | 2.557,76 | 19,98 | 2 |
| 2024 | 129 | 2.785,32 | 21,59 | 2 |
| totale | 2.069 | 47.067,18 | 22,75 | 46 |