| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 237 | 6.060,50 | 25,57 | 1 |
| 2007 | 91 | 3.010,65 | 33,08 | 1 |
| 2008 | 851 | 32.680,10 | 38,40 | 2 |
| 2009 | 886 | 28.640,82 | 32,33 | 3 |
| 2010 | 994 | 26.997,59 | 27,16 | 3 |
| 2011 | 1.024 | 24.470,44 | 23,90 | 2 |
| 2012 | 945 | 26.207,53 | 27,73 | 3 |
| 2013 | 1.180 | 34.604,43 | 29,33 | 3 |
| 2014 | 931 | 35.313,18 | 37,93 | 3 |
| 2015 | 894 | 34.012,57 | 38,05 | 4 |
| 2016 | 759 | 31.578,66 | 41,61 | 4 |
| 2017 | 1.023 | 37.219,67 | 36,38 | 5 |
| 2018 | 1.156 | 37.832,79 | 32,73 | 6 |
| 2019 | 1.158 | 37.698,35 | 32,55 | 6 |
| 2020 | 1.188 | 39.309,48 | 33,09 | 7 |
| 2021 | 1.102 | 35.616,36 | 32,32 | 8 |
| 2022 | 1.001 | 32.522,47 | 32,49 | 6 |
| 2023 | 967 | 28.381,34 | 29,35 | 8 |
| 2024 | 1.087 | 28.813,65 | 26,51 | 10 |
| totale | 17.474 | 560.970,58 | 32,10 | 85 |