| Regione | Irpef a debito | Irpef a credito | Reddito imponibile addizionale | ||||||
|---|---|---|---|---|---|---|---|---|---|
| Frequenza | Ammontare | Media | Frequenza | Ammontare | Media | Frequenza | Ammontare | Media | |
| Piemonte | 85.976 | 257.872 | 3,00 | 136.027 | 302.674 | 2,23 | 185.582 | 6.073.986 | 32,73 |
| Valle d'Aosta | 3.047 | 8.667 | 2,84 | 4.936 | 12.326 | 2,50 | 6.703 | 218.492 | 32,60 |
| Lombardia | 184.046 | 677.622 | 3,68 | 289.855 | 817.372 | 2,82 | 405.477 | 16.260.657 | 40,10 |
| Liguria | 32.965 | 100.779 | 3,06 | 47.801 | 108.413 | 2,27 | 68.051 | 2.337.903 | 34,36 |
| Trentino Alto Adige (Prov. Aut. Trento) | 9.540 | 25.871 | 2,71 | 19.867 | 48.174 | 2,42 | 24.492 | 825.369 | 33,70 |
| Trentino Alto Adige (Prov. Aut. Bolzano) | 12.934 | 42.437 | 3,28 | 23.421 | 66.951 | 2,86 | 30.805 | 1.194.269 | 38,77 |
| Veneto | 94.889 | 284.732 | 3,00 | 158.842 | 376.130 | 2,37 | 215.584 | 7.276.920 | 33,75 |
| Friuli Venezia Giulia | 21.897 | 64.224 | 2,93 | 35.423 | 76.381 | 2,16 | 49.003 | 1.638.683 | 33,44 |
| Emilia Romagna | 90.761 | 275.028 | 3,03 | 145.015 | 336.150 | 2,32 | 200.807 | 6.955.528 | 34,64 |
| Toscana | 80.696 | 277.076 | 3,43 | 119.415 | 264.714 | 2,22 | 167.725 | 5.497.564 | 32,78 |
| Umbria | 16.474 | 42.573 | 2,58 | 28.644 | 58.507 | 2,04 | 36.840 | 1.100.596 | 29,88 |
| Marche | 31.010 | 86.614 | 2,79 | 53.637 | 108.750 | 2,03 | 69.932 | 2.099.472 | 30,02 |
| Lazio | 94.575 | 306.010 | 3,24 | 170.403 | 432.558 | 2,54 | 214.212 | 7.992.413 | 37,31 |
| Abruzzo | 24.703 | 60.561 | 2,45 | 43.219 | 82.637 | 1,91 | 53.834 | 1.500.312 | 27,87 |
| Molise | 5.879 | 12.097 | 2,06 | 10.336 | 16.911 | 1,64 | 12.398 | 317.212 | 25,59 |
| Campania | 74.905 | 187.186 | 2,50 | 132.416 | 285.314 | 2,15 | 157.260 | 4.657.592 | 29,62 |
| Puglia | 67.388 | 153.015 | 2,27 | 124.595 | 219.579 | 1,76 | 145.835 | 3.976.119 | 27,26 |
| Basilicata | 10.627 | 25.556 | 2,40 | 17.708 | 30.468 | 1,72 | 21.884 | 570.126 | 26,05 |
| Calabria | 29.195 | 68.655 | 2,35 | 49.132 | 90.982 | 1,85 | 58.132 | 1.517.773 | 26,11 |
| Sicilia | 74.543 | 210.626 | 2,83 | 117.300 | 224.936 | 1,92 | 147.479 | 4.214.698 | 28,58 |
| Sardegna | 28.449 | 76.239 | 2,68 | 43.265 | 84.826 | 1,96 | 57.458 | 1.633.341 | 28,43 |
| TOTALE | 1.074.499 | 3.243.441 | 3,02 | 1.771.257 | 4.044.752 | 2,28 | 2.329.493 | 77.859.027 | 33,42 |
