| Regione | Irpef a debito | Irpef a credito | Volume d'affari | ||||||
|---|---|---|---|---|---|---|---|---|---|
| Frequenza | Ammontare | Media | Frequenza | Ammontare | Media | Frequenza | Ammontare | Media | |
| Piemonte | 63.108 | 180.299 | 2,86 | 71.266 | 123.414 | 1,73 | 148.385 | 14.413.528 | 97,14 |
| Valle d'Aosta | 2.057 | 6.085 | 2,96 | 2.585 | 4.997 | 1,93 | 4.889 | 527.978 | 107,99 |
| Lombardia | 124.383 | 372.736 | 3,00 | 138.928 | 267.267 | 1,92 | 285.449 | 29.710.167 | 104,08 |
| Liguria | 23.925 | 65.689 | 2,75 | 25.322 | 41.294 | 1,63 | 54.762 | 4.854.473 | 88,65 |
| Trentino Alto Adige (Prov. Aut. Trento) | 5.762 | 15.787 | 2,74 | 8.273 | 16.607 | 2,01 | 14.955 | 1.804.472 | 120,66 |
| Trentino Alto Adige (Prov. Aut. Bolzano) | 7.305 | 24.907 | 3,41 | 10.236 | 28.476 | 2,78 | 18.267 | 2.843.648 | 155,67 |
| Veneto | 63.692 | 182.363 | 2,86 | 82.248 | 148.326 | 1,80 | 162.114 | 17.645.953 | 108,85 |
| Friuli Venezia Giulia | 14.858 | 42.118 | 2,83 | 17.484 | 30.689 | 1,76 | 35.453 | 3.711.015 | 104,67 |
| Emilia Romagna | 62.437 | 174.628 | 2,80 | 69.630 | 123.514 | 1,77 | 147.325 | 14.600.738 | 99,11 |
| Toscana | 57.691 | 190.173 | 3,30 | 60.022 | 97.062 | 1,62 | 134.116 | 12.482.142 | 93,07 |
| Umbria | 10.743 | 26.265 | 2,44 | 14.166 | 22.145 | 1,56 | 28.667 | 2.679.948 | 93,49 |
| Marche | 21.625 | 60.837 | 2,81 | 28.107 | 45.578 | 1,62 | 57.204 | 5.710.830 | 99,83 |
| Lazio | 58.901 | 147.170 | 2,50 | 68.251 | 112.839 | 1,65 | 145.072 | 12.610.141 | 86,92 |
| Abruzzo | 16.035 | 37.679 | 2,35 | 22.143 | 32.198 | 1,45 | 46.474 | 3.979.142 | 85,62 |
| Molise | 3.559 | 7.314 | 2,06 | 4.885 | 6.352 | 1,30 | 11.489 | 995.679 | 86,66 |
| Campania | 47.614 | 107.315 | 2,25 | 66.558 | 98.151 | 1,47 | 158.230 | 13.188.710 | 83,35 |
| Puglia | 40.992 | 96.624 | 2,36 | 61.193 | 87.633 | 1,43 | 136.536 | 13.678.857 | 100,18 |
| Basilicata | 6.219 | 14.018 | 2,25 | 8.499 | 11.478 | 1,35 | 19.038 | 1.872.796 | 98,37 |
| Calabria | 19.198 | 48.072 | 2,50 | 25.842 | 36.915 | 1,43 | 62.728 | 5.633.484 | 89,81 |
| Sicilia | 50.380 | 132.421 | 2,63 | 60.296 | 90.593 | 1,50 | 147.406 | 13.904.191 | 94,33 |
| Sardegna | 19.904 | 53.368 | 2,68 | 22.058 | 33.532 | 1,52 | 50.363 | 4.729.555 | 93,91 |
| TOTALE | 720.388 | 1.985.871 | 2,76 | 867.992 | 1.459.058 | 1,68 | 1.868.922 | 181.577.445 | 97,16 |
