| Regione | Imposta netta | Crediti d'imposta e ritenute | Differenza | ||||||
|---|---|---|---|---|---|---|---|---|---|
| Frequenza | Ammontare | Media | Frequenza | Ammontare | Media | Frequenza | Ammontare | Media | |
| Piemonte | 1.331.126 | 7.696.956 | 5,78 | 1.415.434 | 7.990.629 | 5,65 | 1.068.466 | -293.674 | -0,27 |
| Valle d'Aosta | 44.175 | 228.801 | 5,18 | 47.647 | 240.386 | 5,05 | 37.700 | -11.585 | -0,31 |
| Lombardia | 3.308.099 | 22.488.975 | 6,80 | 3.509.235 | 23.004.218 | 6,56 | 2.665.050 | -515.239 | -0,19 |
| Liguria | 472.868 | 2.644.710 | 5,59 | 500.534 | 2.741.295 | 5,48 | 365.337 | -96.586 | -0,26 |
| Trentino Alto Adige (P.A. Trento) | 191.605 | 935.601 | 4,88 | 212.286 | 1.024.845 | 4,83 | 175.422 | -89.244 | -0,51 |
| Trentino Alto Adige (P.A. Bolzano) | 210.070 | 1.251.819 | 5,96 | 226.234 | 1.297.661 | 5,74 | 168.203 | -45.842 | -0,27 |
| Veneto | 1.630.065 | 8.780.905 | 5,39 | 1.753.064 | 9.158.076 | 5,22 | 1.375.353 | -377.168 | -0,27 |
| Friuli Venezia Giulia | 409.936 | 2.161.067 | 5,27 | 438.128 | 2.293.979 | 5,24 | 347.319 | -132.912 | -0,38 |
| Emilia Romagna | 1.498.749 | 8.688.906 | 5,80 | 1.618.228 | 9.058.699 | 5,60 | 1.288.409 | -369.743 | -0,29 |
| Toscana | 1.151.270 | 6.082.065 | 5,28 | 1.231.408 | 6.275.006 | 5,10 | 925.259 | -192.941 | -0,21 |
| Umbria | 253.307 | 1.194.430 | 4,72 | 274.554 | 1.261.053 | 4,59 | 218.407 | -66.623 | -0,31 |
| Marche | 456.288 | 2.109.902 | 4,62 | 503.250 | 2.238.239 | 4,45 | 413.922 | -128.337 | -0,31 |
| Lazio | 1.687.983 | 10.838.642 | 6,42 | 1.801.856 | 11.068.064 | 6,14 | 1.343.149 | -229.421 | -0,17 |
| Abruzzo | 349.854 | 1.563.268 | 4,47 | 390.767 | 1.660.576 | 4,25 | 313.582 | -97.307 | -0,31 |
| Molise | 69.934 | 298.609 | 4,27 | 79.268 | 320.233 | 4,04 | 65.289 | -21.624 | -0,33 |
| Campania | 1.168.217 | 5.085.904 | 4,35 | 1.309.492 | 5.251.360 | 4,01 | 922.302 | -165.454 | -0,18 |
| Puglia | 879.936 | 3.508.976 | 3,99 | 1.019.779 | 3.749.602 | 3,68 | 832.062 | -240.620 | -0,29 |
| Basilicata | 139.320 | 553.107 | 3,97 | 157.152 | 589.891 | 3,75 | 128.302 | -36.782 | -0,29 |
| Calabria | 390.671 | 1.447.770 | 3,71 | 445.451 | 1.530.500 | 3,44 | 335.755 | -82.727 | -0,25 |
| Sicilia | 1.001.431 | 4.159.561 | 4,15 | 1.150.589 | 4.375.137 | 3,80 | 880.443 | -215.567 | -0,24 |
| Sardegna | 413.155 | 1.750.751 | 4,24 | 450.285 | 1.847.441 | 4,10 | 323.874 | -96.663 | -0,30 |
| Non indicata | 569 | 4.280 | 7,52 | 421 | 2.592 | 6,16 | 384 | 1.687 | 4,39 |
| TOTALE | 17.058.628 | 93.475.003 | 5,48 | 18.535.062 | 96.979.482 | 5,23 | 14.193.989 | -3.504.372 | -0,25 |
