| Anno di imposta | Numero contribuenti | Reddito | Perdita | ||
|---|---|---|---|---|---|
| Frequenza | Ammontare | Frequenza | Ammontare | ||
| 2021 | 6.624 | 4.459 | 59.942.441 | 2.124 | 18.535.653 |
| 2020 | 6.500 | 4.023 | 43.685.570 | 2.445 | 31.604.957 |
| 2019 | 6.351 | 4.507 | 58.804.073 | 1.825 | 16.907.496 |
| 2018 | 6.186 | 4.507 | 51.256.275 | 1.661 | 13.912.000 |
| 2017 | 6.032 | 4.476 | 50.793.843 | 1.531 | 19.127.218 |
| 2016 | 5.931 | 4.336 | 46.086.489 | 1.571 | 30.791.031 |
| 2015 | 5.838 | 4.251 | 50.775.611 | 1.562 | 13.429.418 |
| 2014 | 5.562 | 3.893 | 48.273.974 | 1.642 | 13.539.593 |
| 2013 | 5.654 | 3.819 | 47.180.644 | 1.806 | 15.337.311 |
| 2012 | 5.699 | 3.781 | 54.286.269 | 1.894 | 13.136.429 |
| 2011 | 5.626 | 4.042 | 46.677.908 | 1.563 | 9.739.953 |
| 2010 | 5.321 | 3.749 | 48.645.033 | 1.548 | 7.859.956 |
| 2009 | 5.249 | 3.448 | 52.684.450 | 1.786 | 10.411.918 |
| 2008 | 4.966 | 3.615 | 54.293.457 | 1.335 | 8.990.194 |
| 2007 | 4.689 | 3.485 | 52.732.282 | 1.188 | 7.690.279 |
