| Regione | Irpef a debito | Irpef a credito | Volume d'affari | ||||||
|---|---|---|---|---|---|---|---|---|---|
| Frequenza | Ammontare | Media | Frequenza | Ammontare | Media | Frequenza | Ammontare | Media | |
| Piemonte | 16.397 | 75.396 | 4,60 | 31.282 | 135.549 | 4,33 | 41.251 | 2.994.591 | 72,59 |
| Valle d'Aosta | 692 | 3.230 | 4,67 | 1.452 | 6.070 | 4,18 | 1.906 | 122.013 | 64,02 |
| Lombardia | 46.381 | 250.357 | 5,40 | 97.006 | 468.604 | 4,83 | 127.761 | 10.131.478 | 79,30 |
| Liguria | 7.979 | 36.580 | 4,58 | 12.404 | 48.077 | 3,88 | 17.547 | 1.261.742 | 71,91 |
| Trentino Alto Adige (Prov. Aut. Trento) | 2.145 | 10.122 | 4,72 | 4.372 | 19.982 | 4,57 | 5.846 | 440.006 | 75,27 |
| Trentino Alto Adige (Prov. Aut. Bolzano) | 2.074 | 13.544 | 6,53 | 3.922 | 24.573 | 6,27 | 5.256 | 513.620 | 97,72 |
| Veneto | 17.836 | 83.905 | 4,70 | 39.711 | 179.459 | 4,52 | 51.196 | 3.761.166 | 73,47 |
| Friuli Venezia Giulia | 4.883 | 21.254 | 4,35 | 9.071 | 36.701 | 4,05 | 12.261 | 897.647 | 73,21 |
| Emilia Romagna | 19.282 | 92.043 | 4,77 | 38.031 | 162.475 | 4,27 | 50.324 | 3.639.299 | 72,32 |
| Toscana | 17.106 | 77.697 | 4,54 | 32.042 | 126.967 | 3,96 | 43.649 | 2.859.102 | 65,50 |
| Umbria | 3.509 | 14.289 | 4,07 | 7.505 | 28.304 | 3,77 | 9.835 | 590.824 | 60,07 |
| Marche | 5.899 | 24.920 | 4,22 | 11.512 | 47.947 | 4,16 | 15.915 | 1.069.679 | 67,21 |
| Lazio | 28.352 | 153.297 | 5,41 | 56.751 | 248.310 | 4,38 | 69.247 | 4.899.214 | 70,75 |
| Abruzzo | 5.069 | 19.906 | 3,93 | 10.557 | 36.956 | 3,50 | 13.389 | 726.433 | 54,26 |
| Molise | 1.086 | 4.296 | 3,96 | 2.276 | 7.882 | 3,46 | 2.898 | 140.040 | 48,32 |
| Campania | 14.854 | 56.880 | 3,83 | 37.878 | 142.847 | 3,77 | 42.895 | 2.227.983 | 51,94 |
| Puglia | 11.601 | 49.607 | 4,28 | 23.846 | 87.290 | 3,66 | 30.731 | 1.754.694 | 57,10 |
| Basilicata | 1.659 | 6.084 | 3,67 | 4.111 | 13.516 | 3,29 | 5.072 | 246.246 | 48,55 |
| Calabria | 5.158 | 17.603 | 3,41 | 12.628 | 41.651 | 3,30 | 14.369 | 591.918 | 41,19 |
| Sicilia | 13.443 | 53.675 | 3,99 | 28.293 | 103.260 | 3,65 | 33.917 | 1.802.671 | 53,15 |
| Sardegna | 5.932 | 23.074 | 3,89 | 11.712 | 41.801 | 3,57 | 14.079 | 769.468 | 54,65 |
| TOTALE | 231.337 | 1.087.757 | 4,70 | 476.362 | 2.008.220 | 4,22 | 609.344 | 41.439.831 | 68,01 |
