| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 32 | 179,69 | 5,62 | 1 |
| 2009 | 5 | 37,07 | 7,41 | 1 |
| 2010 | 6 | 35,89 | 5,98 | 1 |
| 2012 | 80 | 1.330,66 | 16,63 | 2 |
| 2013 | 87 | 1.297,16 | 14,91 | 2 |
| 2014 | 103 | 2.325,93 | 22,58 | 2 |
| 2015 | 106 | 2.191,50 | 20,67 | 2 |
| 2016 | 97 | 2.252,23 | 23,22 | 2 |
| 2017 | 111 | 2.362,67 | 21,29 | 2 |
| 2018 | 138 | 2.983,09 | 21,62 | 2 |
| 2019 | 131 | 2.680,07 | 20,46 | 2 |
| 2020 | 132 | 2.767,49 | 20,97 | 2 |
| 2021 | 143 | 3.119,31 | 21,81 | 2 |
| 2022 | 137 | 2.633,98 | 19,23 | 2 |
| 2023 | 150 | 2.864,32 | 19,10 | 2 |
| 2024 | 115 | 2.214,26 | 19,25 | 2 |
| totale | 1.573 | 31.275,32 | 19,88 | 29 |