| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 265 | 11.073,56 | 41,79 | 2 |
| 2008 | 85 | 3.219,91 | 37,88 | 1 |
| 2009 | 140 | 4.984,23 | 35,60 | 2 |
| 2010 | 160 | 4.916,29 | 30,73 | 2 |
| 2012 | 184 | 5.786,87 | 31,45 | 2 |
| 2013 | 173 | 5.694,68 | 32,92 | 2 |
| 2014 | 182 | 7.442,05 | 40,89 | 2 |
| 2015 | 166 | 6.909,21 | 41,62 | 2 |
| 2016 | 128 | 5.357,57 | 41,86 | 2 |
| 2017 | 137 | 5.761,42 | 42,05 | 2 |
| 2018 | 130 | 4.957,85 | 38,14 | 2 |
| 2019 | 145 | 6.407,14 | 44,19 | 2 |
| 2020 | 139 | 7.391,56 | 53,18 | 2 |
| 2021 | 121 | 5.544,87 | 45,83 | 2 |
| 2022 | 97 | 4.985,60 | 51,40 | 2 |
| 2023 | 98 | 4.807,75 | 49,06 | 3 |
| 2024 | 104 | 6.075,04 | 58,41 | 4 |
| totale | 2.454 | 101.315,60 | 41,29 | 36 |