| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 185 | 3.339,08 | 18,05 | 2 |
| 2009 | 139 | 1.807,98 | 13,01 | 1 |
| 2010 | 113 | 1.518,72 | 13,44 | 1 |
| 2012 | 136 | 1.767,99 | 13,00 | 2 |
| 2013 | 159 | 2.010,77 | 12,65 | 1 |
| 2014 | 169 | 2.231,08 | 13,20 | 1 |
| 2015 | 133 | 2.477,07 | 18,62 | 1 |
| 2016 | 128 | 2.377,20 | 18,57 | 1 |
| 2017 | 149 | 2.449,24 | 16,44 | 2 |
| 2018 | 149 | 2.582,00 | 17,33 | 3 |
| 2019 | 159 | 3.094,32 | 19,46 | 3 |
| 2020 | 131 | 2.517,60 | 19,22 | 3 |
| 2021 | 148 | 3.019,76 | 20,40 | 3 |
| 2022 | 30 | 832,83 | 27,76 | 3 |
| 2023 | 32 | 583,78 | 18,24 | 3 |
| 2024 | 33 | 1.489,99 | 45,15 | 3 |
| totale | 1.993 | 34.099,41 | 17,11 | 33 |