| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 219 | 3.733,96 | 17,05 | 2 |
| 2007 | 66 | 1.645,94 | 24,94 | 2 |
| 2008 | 84 | 1.837,87 | 21,88 | 3 |
| 2009 | 129 | 2.965,93 | 22,99 | 3 |
| 2010 | 123 | 2.394,08 | 19,46 | 3 |
| 2011 | 44 | 1.106,85 | 25,16 | 2 |
| 2012 | 108 | 2.188,93 | 20,27 | 3 |
| 2013 | 108 | 1.937,50 | 17,94 | 3 |
| 2014 | 126 | 3.099,23 | 24,60 | 4 |
| 2015 | 122 | 2.780,38 | 22,79 | 3 |
| 2016 | 128 | 3.827,97 | 29,91 | 5 |
| 2017 | 132 | 3.408,97 | 25,83 | 5 |
| 2018 | 132 | 3.519,99 | 26,67 | 5 |
| 2019 | 138 | 3.534,50 | 25,61 | 6 |
| 2020 | 143 | 3.697,75 | 25,86 | 5 |
| 2021 | 146 | 3.929,31 | 26,91 | 5 |
| 2022 | 145 | 3.924,27 | 27,06 | 5 |
| 2023 | 159 | 3.689,44 | 23,20 | 5 |
| 2024 | 213 | 5.528,27 | 25,95 | 7 |
| totale | 2.465 | 58.751,14 | 23,83 | 76 |