| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 286 | 4.094,17 | 14,32 | 1 |
| 2009 | 43 | 610,69 | 14,20 | 2 |
| 2010 | 57 | 694,66 | 12,19 | 1 |
| 2012 | 55 | 646,21 | 11,75 | 1 |
| 2013 | 43 | 704,52 | 16,38 | 1 |
| 2014 | 75 | 2.320,36 | 30,94 | 3 |
| 2015 | 142 | 3.720,55 | 26,20 | 4 |
| 2016 | 136 | 3.617,19 | 26,60 | 4 |
| 2017 | 146 | 4.168,95 | 28,55 | 4 |
| 2018 | 135 | 3.671,14 | 27,19 | 4 |
| 2019 | 143 | 3.759,21 | 26,29 | 4 |
| 2020 | 143 | 3.813,71 | 26,67 | 4 |
| 2021 | 126 | 3.984,64 | 31,62 | 4 |
| 2022 | 127 | 4.046,08 | 31,86 | 4 |
| 2023 | 148 | 4.155,38 | 28,08 | 4 |
| 2024 | 133 | 3.045,14 | 22,90 | 4 |
| totale | 1.938 | 47.052,60 | 24,28 | 49 |