| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 43 | 492,48 | 11,45 | 1 |
| 2007 | 0 | 0,00 | 0,00 | 1 |
| 2008 | 120 | 2.841,26 | 23,68 | 3 |
| 2009 | 129 | 3.173,61 | 24,60 | 4 |
| 2010 | 117 | 2.606,02 | 22,27 | 4 |
| 2011 | 65 | 1.576,04 | 24,25 | 2 |
| 2012 | 59 | 1.179,98 | 20,00 | 2 |
| 2013 | 36 | 737,00 | 20,47 | 2 |
| 2014 | 71 | 1.437,01 | 20,24 | 3 |
| 2015 | 30 | 586,45 | 19,55 | 2 |
| 2016 | 46 | 825,19 | 17,94 | 3 |
| 2017 | 76 | 1.809,43 | 23,81 | 4 |
| 2018 | 34 | 829,58 | 24,40 | 3 |
| 2019 | 29 | 663,94 | 22,89 | 3 |
| 2020 | 25 | 719,79 | 28,79 | 3 |
| 2021 | 30 | 886,06 | 29,54 | 3 |
| 2022 | 24 | 691,27 | 28,80 | 3 |
| 2023 | 26 | 742,82 | 28,57 | 3 |
| 2024 | 24 | 631,74 | 26,32 | 3 |
| totale | 984 | 22.429,67 | 22,79 | 52 |