| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 155 | 3.580,11 | 23,10 | 3 |
| 2007 | 25 | 980,56 | 39,22 | 1 |
| 2008 | 65 | 2.373,75 | 36,52 | 3 |
| 2009 | 75 | 2.057,28 | 27,43 | 3 |
| 2010 | 73 | 1.640,03 | 22,47 | 3 |
| 2011 | 83 | 3.419,56 | 41,20 | 2 |
| 2012 | 100 | 3.075,31 | 30,75 | 3 |
| 2013 | 67 | 2.006,78 | 29,95 | 2 |
| 2014 | 49 | 2.357,25 | 48,11 | 3 |
| 2015 | 45 | 1.622,17 | 36,05 | 3 |
| 2016 | 45 | 1.755,28 | 39,01 | 3 |
| 2017 | 46 | 1.816,26 | 39,48 | 3 |
| 2018 | 36 | 1.397,31 | 38,81 | 3 |
| 2019 | 38 | 1.474,53 | 38,80 | 3 |
| 2020 | 36 | 1.536,88 | 42,69 | 3 |
| 2021 | 31 | 1.135,38 | 36,63 | 3 |
| 2022 | 37 | 758,35 | 20,50 | 2 |
| 2023 | 53 | 2.416,31 | 45,59 | 3 |
| 2024 | 72 | 2.345,36 | 32,57 | 5 |
| totale | 1.131 | 37.748,46 | 33,38 | 54 |