| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 26 | 415,43 | 15,98 | 1 |
| 2009 | 4 | 66,67 | 16,67 | 1 |
| 2010 | 37 | 692,29 | 18,71 | 1 |
| 2012 | 96 | 946,95 | 9,86 | 1 |
| 2013 | 70 | 693,80 | 9,91 | 1 |
| 2014 | 50 | 743,45 | 14,87 | 1 |
| 2015 | 35 | 555,49 | 15,87 | 2 |
| 2016 | 13 | 286,16 | 22,01 | 1 |
| 2017 | 16 | 396,34 | 24,77 | 1 |
| 2018 | 93 | 1.711,96 | 18,41 | 2 |
| 2019 | 44 | 962,85 | 21,88 | 2 |
| 2020 | 66 | 1.530,01 | 23,18 | 2 |
| 2021 | 63 | 1.632,66 | 25,92 | 2 |
| 2022 | 113 | 3.367,10 | 29,80 | 3 |
| 2023 | 152 | 5.083,75 | 33,45 | 4 |
| 2024 | 171 | 4.991,14 | 29,19 | 4 |
| totale | 1.049 | 24.076,05 | 22,95 | 29 |