| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 40 | 545,35 | 13,63 | 2 |
| 2009 | 9 | 198,51 | 22,06 | 2 |
| 2010 | 11 | 115,40 | 10,49 | 2 |
| 2011 | 3 | 55,35 | 18,45 | 1 |
| 2012 | 52 | 723,76 | 13,92 | 1 |
| 2013 | 32 | 407,13 | 12,72 | 1 |
| 2014 | 23 | 486,26 | 21,14 | 1 |
| 2015 | 32 | 505,69 | 15,80 | 1 |
| 2016 | 32 | 607,83 | 18,99 | 1 |
| 2017 | 36 | 760,34 | 21,12 | 1 |
| 2018 | 31 | 507,77 | 16,38 | 1 |
| 2019 | 116 | 3.995,41 | 34,44 | 3 |
| 2020 | 100 | 3.637,64 | 36,38 | 3 |
| 2021 | 82 | 3.153,86 | 38,46 | 3 |
| 2022 | 80 | 3.090,36 | 38,63 | 3 |
| 2023 | 83 | 2.699,12 | 32,52 | 3 |
| 2024 | 385 | 8.574,03 | 22,27 | 4 |
| totale | 1.147 | 30.063,81 | 26,21 | 33 |