| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 21 | 681,95 | 32,47 | 1 |
| 2008 | 3 | 236,47 | 78,82 | 1 |
| 2009 | 19 | 1.138,95 | 59,94 | 2 |
| 2010 | 12 | 292,61 | 24,38 | 1 |
| 2012 | 12 | 187,02 | 15,59 | 1 |
| 2013 | 20 | 460,22 | 23,01 | 2 |
| 2014 | 110 | 3.479,84 | 31,63 | 2 |
| 2015 | 86 | 3.284,15 | 38,19 | 2 |
| 2016 | 96 | 3.822,08 | 39,81 | 3 |
| 2017 | 88 | 3.112,28 | 35,37 | 2 |
| 2018 | 145 | 4.362,22 | 30,08 | 2 |
| 2019 | 172 | 4.512,87 | 26,24 | 2 |
| 2020 | 149 | 4.308,13 | 28,91 | 2 |
| 2021 | 153 | 4.126,29 | 26,97 | 2 |
| 2022 | 137 | 4.552,45 | 33,23 | 2 |
| 2023 | 47 | 1.315,88 | 28,00 | 1 |
| 2024 | 59 | 1.513,64 | 25,65 | 2 |
| totale | 1.329 | 41.387,05 | 31,14 | 30 |