| Regione | Irpef a debito | Irpef a credito | Volume d'affari | |||
|---|---|---|---|---|---|---|
| Frequenza | Ammontare | Frequenza | Ammontare | Frequenza | Ammontare | |
| Piemonte | 67.825 | 193.295 | 56.971 | 103.836 | 133.840 | 15.187.134 |
| Valle d'Aosta | 2.330 | 6.815 | 1.863 | 3.905 | 4.313 | 540.418 |
| Lombardia | 136.534 | 421.617 | 117.185 | 229.557 | 267.676 | 31.499.294 |
| Liguria | 24.603 | 70.059 | 20.536 | 35.546 | 48.674 | 5.068.073 |
| Trentino Alto Adige (Prov. Aut. Trento) | 6.740 | 19.811 | 6.951 | 15.198 | 14.172 | 1.886.518 |
| Trentino Alto Adige (Prov. Aut. Bolzano) | 8.105 | 32.215 | 8.264 | 22.790 | 16.821 | 2.902.605 |
| Veneto | 73.142 | 209.265 | 69.094 | 129.349 | 154.128 | 18.707.938 |
| Friuli Venezia Giulia | 16.117 | 47.582 | 15.051 | 26.977 | 33.053 | 3.931.617 |
| Emilia Romagna | 65.297 | 183.501 | 54.418 | 98.971 | 129.618 | 14.429.846 |
| Toscana | 61.693 | 190.284 | 49.499 | 84.308 | 123.696 | 12.927.159 |
| Umbria | 12.189 | 31.634 | 11.641 | 19.608 | 26.277 | 2.937.362 |
| Marche | 24.330 | 67.656 | 22.537 | 38.479 | 51.851 | 6.155.238 |
| Lazio | 60.646 | 157.185 | 57.136 | 96.991 | 130.678 | 13.293.527 |
| Abruzzo | 18.066 | 43.938 | 18.538 | 30.252 | 42.504 | 4.485.089 |
| Molise | 4.055 | 8.393 | 4.118 | 5.906 | 10.588 | 1.091.703 |
| Campania | 49.976 | 104.837 | 55.550 | 85.984 | 140.817 | 13.414.763 |
| Puglia | 45.804 | 107.150 | 50.955 | 76.254 | 123.823 | 14.400.160 |
| Basilicata | 6.979 | 14.892 | 7.072 | 8.887 | 17.438 | 2.008.790 |
| Calabria | 20.567 | 44.434 | 22.032 | 33.275 | 56.811 | 5.952.248 |
| Sicilia | 52.209 | 132.719 | 52.367 | 80.277 | 133.093 | 14.634.329 |
| Sardegna | 20.801 | 55.426 | 19.832 | 30.505 | 47.431 | 5.020.017 |
| TOTALE | 778.008 | 2.142.709 | 721.610 | 1.256.856 | 1.707.302 | 190.473.828 |
