| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 25 | 416,36 | 16,65 | 1 |
| 2008 | 61 | 1.128,13 | 18,49 | 1 |
| 2009 | 33 | 722,05 | 21,88 | 1 |
| 2010 | 57 | 825,22 | 14,48 | 2 |
| 2011 | 166 | 3.687,75 | 22,22 | 1 |
| 2012 | 147 | 3.453,10 | 23,49 | 2 |
| 2013 | 157 | 3.270,95 | 20,83 | 2 |
| 2014 | 131 | 3.141,23 | 23,98 | 2 |
| 2015 | 119 | 3.289,73 | 27,64 | 2 |
| 2016 | 81 | 2.409,86 | 29,75 | 2 |
| 2017 | 65 | 1.546,67 | 23,79 | 2 |
| 2018 | 62 | 1.651,03 | 26,63 | 2 |
| 2019 | 71 | 1.333,40 | 18,78 | 2 |
| 2020 | 62 | 1.611,07 | 25,99 | 2 |
| 2021 | 65 | 1.613,72 | 24,83 | 2 |
| 2022 | 60 | 2.121,61 | 35,36 | 2 |
| 2023 | 83 | 2.209,69 | 26,62 | 2 |
| 2024 | 75 | 1.941,41 | 25,89 | 3 |
| totale | 1.520 | 36.372,98 | 23,93 | 33 |