| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 1.102 | 20.200,42 | 18,33 | 3 |
| 2007 | 814 | 19.068,49 | 23,43 | 1 |
| 2008 | 1.156 | 29.413,20 | 25,44 | 1 |
| 2009 | 968 | 26.603,09 | 27,48 | 3 |
| 2010 | 1.098 | 24.372,60 | 22,20 | 4 |
| 2011 | 945 | 20.745,14 | 21,95 | 2 |
| 2012 | 947 | 20.237,13 | 21,37 | 3 |
| 2013 | 994 | 19.736,28 | 19,86 | 4 |
| 2014 | 934 | 22.999,44 | 24,62 | 3 |
| 2015 | 890 | 21.973,52 | 24,69 | 4 |
| 2016 | 854 | 18.250,86 | 21,37 | 4 |
| 2017 | 815 | 18.374,49 | 22,55 | 5 |
| 2018 | 763 | 17.728,24 | 23,23 | 5 |
| 2019 | 799 | 18.577,41 | 23,25 | 5 |
| 2020 | 729 | 18.413,90 | 25,26 | 5 |
| 2021 | 715 | 17.305,27 | 24,20 | 5 |
| 2022 | 650 | 16.798,68 | 25,84 | 4 |
| 2023 | 685 | 17.413,13 | 25,42 | 5 |
| 2024 | 690 | 16.420,33 | 23,80 | 6 |
| totale | 16.548 | 384.631,62 | 23,24 | 72 |