| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 41 | 512,84 | 12,51 | 1 |
| 2007 | 48 | 825,76 | 17,20 | 2 |
| 2008 | 21 | 561,29 | 26,73 | 2 |
| 2009 | 7 | 104,16 | 14,88 | 1 |
| 2010 | 22 | 396,90 | 18,04 | 3 |
| 2011 | 7 | 208,12 | 29,73 | 1 |
| 2012 | 29 | 339,32 | 11,70 | 1 |
| 2013 | 44 | 765,55 | 17,40 | 3 |
| 2014 | 29 | 550,71 | 18,99 | 2 |
| 2015 | 84 | 1.606,85 | 19,13 | 3 |
| 2016 | 227 | 6.809,77 | 30,00 | 4 |
| 2017 | 218 | 6.068,32 | 27,84 | 4 |
| 2018 | 189 | 4.552,85 | 24,09 | 4 |
| 2019 | 168 | 4.211,22 | 25,07 | 4 |
| 2020 | 191 | 4.667,32 | 24,44 | 4 |
| 2021 | 170 | 5.367,40 | 31,57 | 4 |
| 2022 | 160 | 4.163,64 | 26,02 | 3 |
| 2023 | 143 | 4.347,35 | 30,40 | 4 |
| 2024 | 195 | 5.343,56 | 27,40 | 6 |
| totale | 1.993 | 51.402,93 | 25,79 | 56 |