| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 288 | 6.427,25 | 22,32 | 1 |
| 2009 | 79 | 1.886,06 | 23,87 | 1 |
| 2010 | 106 | 2.458,91 | 23,20 | 1 |
| 2012 | 142 | 3.116,67 | 21,95 | 2 |
| 2013 | 142 | 3.183,80 | 22,42 | 2 |
| 2014 | 123 | 3.394,36 | 27,60 | 1 |
| 2015 | 138 | 3.693,64 | 26,77 | 2 |
| 2016 | 114 | 3.139,51 | 27,54 | 1 |
| 2017 | 114 | 3.387,21 | 29,71 | 1 |
| 2018 | 116 | 3.641,44 | 31,39 | 2 |
| 2019 | 132 | 3.832,52 | 29,03 | 2 |
| 2020 | 128 | 4.032,19 | 31,50 | 2 |
| 2021 | 133 | 3.785,79 | 28,46 | 2 |
| 2022 | 131 | 4.108,50 | 31,36 | 2 |
| 2023 | 170 | 5.202,68 | 30,60 | 3 |
| 2024 | 175 | 4.841,43 | 27,67 | 4 |
| totale | 2.231 | 60.131,96 | 26,95 | 29 |