| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 159 | 1.757,19 | 11,05 | 1 |
| 2007 | 27 | 893,83 | 33,10 | 1 |
| 2008 | 75 | 1.563,14 | 20,84 | 1 |
| 2009 | 119 | 2.106,10 | 17,70 | 2 |
| 2010 | 103 | 1.534,73 | 14,90 | 2 |
| 2011 | 138 | 1.881,82 | 13,64 | 1 |
| 2012 | 143 | 2.147,82 | 15,02 | 2 |
| 2013 | 138 | 1.962,34 | 14,22 | 3 |
| 2014 | 137 | 2.901,14 | 21,18 | 4 |
| 2015 | 124 | 2.663,00 | 21,48 | 3 |
| 2016 | 124 | 2.970,66 | 23,96 | 3 |
| 2017 | 104 | 2.634,61 | 25,33 | 3 |
| 2018 | 121 | 2.799,16 | 23,13 | 4 |
| 2019 | 132 | 2.981,23 | 22,59 | 3 |
| 2020 | 129 | 2.691,24 | 20,86 | 3 |
| 2021 | 157 | 3.153,12 | 20,08 | 3 |
| 2022 | 72 | 1.573,15 | 21,85 | 3 |
| 2023 | 51 | 1.264,02 | 24,78 | 4 |
| 2024 | 17 | 346,02 | 20,35 | 4 |
| totale | 2.070 | 39.824,32 | 19,24 | 50 |