| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 163 | 2.724,01 | 16,71 | 3 |
| 2007 | 4 | 121,80 | 30,45 | 1 |
| 2008 | 52 | 1.202,45 | 23,12 | 1 |
| 2009 | 5 | 100,75 | 20,15 | 1 |
| 2010 | 3 | 61,33 | 20,44 | 2 |
| 2011 | 42 | 712,22 | 16,96 | 1 |
| 2012 | 8 | 133,71 | 16,71 | 1 |
| 2013 | 30 | 598,27 | 19,94 | 2 |
| 2014 | 106 | 1.659,57 | 15,66 | 2 |
| 2015 | 103 | 1.637,05 | 15,89 | 3 |
| 2016 | 46 | 932,76 | 20,28 | 2 |
| 2017 | 76 | 1.042,20 | 13,71 | 2 |
| 2018 | 66 | 897,24 | 13,59 | 2 |
| 2019 | 56 | 714,04 | 12,75 | 2 |
| 2020 | 53 | 790,99 | 14,92 | 2 |
| 2021 | 41 | 643,87 | 15,70 | 2 |
| 2022 | 44 | 732,98 | 16,66 | 2 |
| 2023 | 58 | 910,73 | 15,70 | 3 |
| 2024 | 58 | 988,18 | 17,04 | 3 |
| totale | 1.014 | 16.604,15 | 16,37 | 37 |