| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 168 | 3.283,55 | 19,54 | 2 |
| 2008 | 12 | 332,26 | 27,69 | 1 |
| 2009 | 36 | 1.393,29 | 38,70 | 2 |
| 2010 | 27 | 743,41 | 27,53 | 2 |
| 2011 | 5 | 214,02 | 42,80 | 1 |
| 2012 | 41 | 917,52 | 22,38 | 2 |
| 2013 | 24 | 502,78 | 20,95 | 1 |
| 2014 | 33 | 905,34 | 27,43 | 2 |
| 2015 | 34 | 999,17 | 29,39 | 2 |
| 2016 | 33 | 868,54 | 26,32 | 2 |
| 2017 | 38 | 1.089,22 | 28,66 | 2 |
| 2018 | 46 | 1.123,85 | 24,43 | 2 |
| 2019 | 44 | 1.190,24 | 27,05 | 2 |
| 2020 | 35 | 1.233,43 | 35,24 | 2 |
| 2021 | 25 | 773,06 | 30,92 | 2 |
| 2022 | 27 | 701,59 | 25,98 | 2 |
| 2023 | 33 | 954,50 | 28,92 | 2 |
| 2024 | 24 | 570,89 | 23,79 | 2 |
| totale | 685 | 17.796,66 | 25,98 | 33 |