| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 6 | 36,90 | 6,15 | 1 |
| 2009 | 3 | 44,75 | 14,92 | 1 |
| 2010 | 15 | 188,45 | 12,56 | 1 |
| 2011 | 80 | 1.216,70 | 15,21 | 1 |
| 2012 | 108 | 1.462,05 | 13,54 | 2 |
| 2013 | 70 | 985,95 | 14,09 | 3 |
| 2014 | 65 | 1.289,63 | 19,84 | 2 |
| 2015 | 62 | 1.270,93 | 20,50 | 2 |
| 2016 | 61 | 1.333,68 | 21,86 | 2 |
| 2017 | 31 | 852,60 | 27,50 | 2 |
| 2018 | 22 | 849,14 | 38,60 | 2 |
| 2019 | 32 | 848,98 | 26,53 | 2 |
| 2020 | 46 | 923,72 | 20,08 | 2 |
| 2021 | 28 | 618,03 | 22,07 | 2 |
| 2022 | 35 | 1.322,75 | 37,79 | 2 |
| 2023 | 39 | 1.233,05 | 31,62 | 4 |
| 2024 | 173 | 3.974,85 | 22,98 | 4 |
| totale | 876 | 18.452,16 | 21,06 | 35 |