| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 162 | 1.671,88 | 10,32 | 1 |
| 2008 | 150 | 3.526,33 | 23,51 | 1 |
| 2009 | 84 | 880,75 | 10,49 | 1 |
| 2010 | 129 | 3.867,88 | 29,98 | 2 |
| 2012 | 237 | 5.568,72 | 23,50 | 2 |
| 2013 | 229 | 5.323,26 | 23,25 | 2 |
| 2014 | 227 | 6.371,92 | 28,07 | 2 |
| 2015 | 182 | 5.687,94 | 31,25 | 2 |
| 2016 | 149 | 4.800,68 | 32,22 | 2 |
| 2017 | 125 | 4.211,05 | 33,69 | 3 |
| 2018 | 117 | 3.487,46 | 29,81 | 3 |
| 2019 | 110 | 2.325,88 | 21,14 | 2 |
| 2020 | 109 | 2.578,60 | 23,66 | 2 |
| 2021 | 72 | 1.784,68 | 24,79 | 2 |
| 2022 | 72 | 1.715,49 | 23,83 | 2 |
| 2023 | 85 | 1.627,52 | 19,15 | 3 |
| 2024 | 78 | 1.366,98 | 17,53 | 3 |
| totale | 2.317 | 56.797,02 | 24,51 | 35 |