| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 10 | 291,03 | 29,10 | 1 |
| 2008 | 123 | 1.891,75 | 15,38 | 1 |
| 2009 | 6 | 85,15 | 14,19 | 2 |
| 2010 | 156 | 3.624,32 | 23,23 | 2 |
| 2011 | 801 | 13.266,02 | 16,56 | 2 |
| 2012 | 602 | 9.093,57 | 15,11 | 4 |
| 2013 | 381 | 7.055,19 | 18,52 | 3 |
| 2014 | 47 | 1.278,66 | 27,21 | 3 |
| 2015 | 270 | 7.088,80 | 26,25 | 3 |
| 2016 | 185 | 4.813,47 | 26,02 | 4 |
| 2017 | 167 | 4.348,91 | 26,04 | 4 |
| 2018 | 124 | 3.541,45 | 28,56 | 4 |
| 2019 | 102 | 3.073,35 | 30,13 | 4 |
| 2020 | 83 | 2.323,54 | 27,99 | 4 |
| 2021 | 67 | 1.515,25 | 22,62 | 4 |
| 2022 | 66 | 2.053,40 | 31,11 | 3 |
| 2023 | 58 | 905,37 | 15,61 | 2 |
| 2024 | 72 | 1.214,29 | 16,87 | 4 |
| totale | 3.320 | 67.463,52 | 20,32 | 54 |