| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 930 | 14.991,73 | 16,12 | 2 |
| 2007 | 166 | 5.008,47 | 30,17 | 2 |
| 2008 | 231 | 6.060,35 | 26,24 | 3 |
| 2009 | 403 | 9.175,77 | 22,77 | 4 |
| 2010 | 906 | 14.398,76 | 15,89 | 3 |
| 2011 | 142 | 3.460,53 | 24,37 | 3 |
| 2012 | 856 | 14.371,30 | 16,79 | 4 |
| 2013 | 1.095 | 18.245,78 | 16,66 | 5 |
| 2014 | 1.225 | 24.800,63 | 20,25 | 7 |
| 2015 | 922 | 19.499,80 | 21,15 | 6 |
| 2016 | 969 | 19.679,80 | 20,31 | 6 |
| 2017 | 1.011 | 21.614,53 | 21,38 | 5 |
| 2018 | 1.012 | 19.551,11 | 19,32 | 6 |
| 2019 | 1.193 | 24.167,88 | 20,26 | 6 |
| 2020 | 1.114 | 25.273,10 | 22,69 | 6 |
| 2021 | 1.066 | 23.402,39 | 21,95 | 6 |
| 2022 | 1.118 | 25.332,65 | 22,66 | 7 |
| 2023 | 1.060 | 22.859,59 | 21,57 | 8 |
| 2024 | 1.037 | 22.077,23 | 21,29 | 10 |
| totale | 16.456 | 333.971,40 | 20,29 | 99 |