| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 225 | 3.116,75 | 13,85 | 1 |
| 2009 | 52 | 504,21 | 9,70 | 1 |
| 2010 | 66 | 789,51 | 11,96 | 1 |
| 2012 | 103 | 1.045,67 | 10,15 | 1 |
| 2013 | 105 | 910,52 | 8,67 | 1 |
| 2014 | 104 | 1.170,69 | 11,26 | 1 |
| 2015 | 86 | 1.015,17 | 11,80 | 1 |
| 2016 | 89 | 1.178,92 | 13,25 | 1 |
| 2017 | 82 | 1.120,53 | 13,67 | 1 |
| 2018 | 74 | 986,62 | 13,33 | 1 |
| 2019 | 74 | 960,21 | 12,98 | 1 |
| 2020 | 59 | 1.008,70 | 17,10 | 2 |
| 2021 | 51 | 996,95 | 19,55 | 2 |
| 2022 | 55 | 668,70 | 12,16 | 2 |
| 2023 | 46 | 508,01 | 11,04 | 3 |
| 2024 | 52 | 646,80 | 12,44 | 3 |
| totale | 1.323 | 16.627,96 | 12,57 | 23 |