| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 1.017 | 24.891,20 | 24,48 | 6 |
| 2007 | 797 | 22.465,71 | 28,19 | 6 |
| 2008 | 843 | 25.003,17 | 29,66 | 8 |
| 2009 | 906 | 26.885,39 | 29,67 | 8 |
| 2010 | 876 | 21.370,03 | 24,40 | 8 |
| 2011 | 713 | 17.689,82 | 24,81 | 6 |
| 2012 | 960 | 28.135,69 | 29,31 | 8 |
| 2013 | 902 | 24.345,73 | 26,99 | 9 |
| 2014 | 997 | 33.347,31 | 33,45 | 9 |
| 2015 | 893 | 30.556,25 | 34,22 | 8 |
| 2016 | 860 | 30.132,17 | 35,04 | 8 |
| 2017 | 893 | 29.810,73 | 33,38 | 8 |
| 2018 | 680 | 23.545,27 | 34,63 | 7 |
| 2019 | 717 | 23.750,70 | 33,13 | 8 |
| 2020 | 697 | 24.032,12 | 34,48 | 8 |
| 2021 | 703 | 23.298,55 | 33,14 | 10 |
| 2022 | 697 | 22.997,56 | 33,00 | 12 |
| 2023 | 695 | 23.493,75 | 33,80 | 13 |
| 2024 | 722 | 24.197,09 | 33,51 | 14 |
| totale | 15.568 | 479.948,24 | 30,83 | 164 |