| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 86 | 1.701,62 | 19,79 | 1 |
| 2008 | 45 | 964,84 | 21,44 | 1 |
| 2009 | 5 | 74,15 | 14,83 | 1 |
| 2010 | 216 | 3.811,37 | 17,65 | 4 |
| 2011 | 62 | 621,63 | 10,03 | 1 |
| 2012 | 7 | 116,46 | 16,64 | 2 |
| 2013 | 91 | 1.939,44 | 21,31 | 3 |
| 2014 | 5 | 112,78 | 22,56 | 2 |
| 2015 | 9 | 217,07 | 24,12 | 2 |
| 2016 | 2 | 32,73 | 16,37 | 1 |
| 2017 | 1 | 3,74 | 3,74 | 1 |
| 2018 | 3 | 110,30 | 36,77 | 1 |
| 2019 | 69 | 1.591,01 | 23,06 | 4 |
| 2020 | 61 | 1.762,25 | 28,89 | 4 |
| 2021 | 66 | 2.355,61 | 35,69 | 4 |
| 2022 | 45 | 895,10 | 19,89 | 3 |
| 2023 | 66 | 1.227,10 | 18,59 | 4 |
| 2024 | 263 | 5.257,81 | 19,99 | 5 |
| totale | 1.102 | 22.795,01 | 20,69 | 44 |