| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 194 | 4.146,66 | 21,37 | 1 |
| 2009 | 45 | 1.041,98 | 23,16 | 1 |
| 2010 | 44 | 719,79 | 16,36 | 1 |
| 2012 | 50 | 757,51 | 15,15 | 1 |
| 2013 | 61 | 863,31 | 14,15 | 1 |
| 2014 | 53 | 1.065,67 | 20,11 | 1 |
| 2015 | 52 | 1.278,59 | 24,59 | 1 |
| 2016 | 43 | 1.141,36 | 26,54 | 2 |
| 2017 | 53 | 1.529,40 | 28,86 | 2 |
| 2018 | 49 | 1.373,10 | 28,02 | 2 |
| 2019 | 46 | 1.216,61 | 26,45 | 2 |
| 2020 | 63 | 1.677,41 | 26,63 | 2 |
| 2021 | 55 | 1.514,77 | 27,54 | 2 |
| 2022 | 64 | 2.138,65 | 33,42 | 2 |
| 2023 | 59 | 1.574,68 | 26,69 | 3 |
| 2024 | 41 | 986,81 | 24,07 | 3 |
| totale | 972 | 23.026,30 | 23,69 | 27 |