| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 34 | 562,83 | 16,55 | 1 |
| 2008 | 11 | 303,11 | 27,56 | 1 |
| 2009 | 26 | 490,78 | 18,88 | 2 |
| 2010 | 30 | 414,40 | 13,81 | 2 |
| 2011 | 44 | 586,76 | 13,34 | 1 |
| 2012 | 43 | 686,34 | 15,96 | 2 |
| 2013 | 9 | 193,25 | 21,47 | 1 |
| 2014 | 34 | 742,24 | 21,83 | 3 |
| 2015 | 42 | 754,92 | 17,97 | 3 |
| 2016 | 50 | 974,43 | 19,49 | 3 |
| 2017 | 48 | 1.010,48 | 21,05 | 3 |
| 2018 | 51 | 1.009,37 | 19,79 | 3 |
| 2019 | 43 | 992,80 | 23,09 | 3 |
| 2020 | 40 | 934,86 | 23,37 | 3 |
| 2021 | 44 | 990,60 | 22,51 | 3 |
| 2022 | 36 | 900,95 | 25,03 | 2 |
| 2023 | 36 | 794,92 | 22,08 | 2 |
| 2024 | 40 | 827,80 | 20,70 | 2 |
| totale | 661 | 13.170,84 | 19,93 | 40 |