| Anno di imposta | Reddito imponibile | Imposta netta | ||
|---|---|---|---|---|
| Frequenza | Ammontare | Frequenza | Ammontare | |
| 2021 | 4.219 | 53.979.707 | 4.156 | 12.930.740 |
| 2020 | 3.857 | 40.851.915 | 3.817 | 9.787.328 |
| 2019 | 4.291 | 55.102.168 | 4.257 | 13.206.792 |
| 2018 | 4.300 | 47.912.368 | 4.269 | 11.483.408 |
| 2017 | 4.247 | 46.812.335 | 4.223 | 11.221.981 |
| 2016 | 4.041 | 41.453.719 | 4.012 | 11.389.598 |
| 2015 | 4.006 | 47.135.903 | 3.979 | 12.953.066 |
| 2014 | 3.693 | 45.244.257 | 3.678 | 12.431.547 |
| 2013 | 3.664 | 43.910.535 | 3.640 | 12.063.493 |
| 2012 | 3.674 | 50.304.160 | 3.649 | 13.823.445 |
| 2011 | 3.952 | 44.318.184 | 3.937 | 12.178.419 |
| 2010 | 3.244 | 44.742.152 | 3.221 | 12.292.081 |
| 2009 | 3.079 | 50.571.967 | 3.061 | 13.897.647 |
| 2008 | 3.253 | 51.389.874 | 3.246 | 14.124.477 |
| 2007 | 3.200 | 51.565.886 | 3.198 | 17.014.556 |
