| Regione | Numero contribuenti | Totale componenti positivi | Totale componenti negativi | ||||
|---|---|---|---|---|---|---|---|
| Frequenza | Ammontare | Mediana | Frequenza | Ammontare | Mediana | ||
| Piemonte | 132.910 | 124.993 | 10.708.242 | 47,42 | 123.937 | 8.083.864 | 26,88 |
| Valle d'Aosta | 4.040 | 3.757 | 375.662 | 51,72 | 3.740 | 294.679 | 30,81 |
| Lombardia | 258.488 | 237.717 | 20.309.298 | 49,21 | 235.206 | 14.803.368 | 26,39 |
| Liguria | 48.723 | 45.922 | 3.688.865 | 45,18 | 45.215 | 2.751.449 | 24,97 |
| Trentino Alto Adige (P.A. Trento) | 12.935 | 10.950 | 1.003.045 | 55,44 | 10.909 | 742.588 | 30,38 |
| Trentino Alto Adige (P.A. Bolzano) | 13.962 | 11.145 | 1.128.890 | 62,74 | 11.120 | 827.236 | 34,38 |
| Veneto | 140.294 | 125.548 | 10.828.885 | 51,46 | 124.820 | 8.059.005 | 28,76 |
| Friuli Venezia Giulia | 30.501 | 27.088 | 2.287.487 | 49,95 | 26.895 | 1.690.331 | 27,10 |
| Emilia Romagna | 126.329 | 114.952 | 9.759.313 | 49,80 | 113.804 | 7.265.117 | 28,02 |
| Toscana | 116.909 | 107.049 | 8.980.835 | 46,57 | 105.733 | 6.851.153 | 26,71 |
| Umbria | 24.396 | 21.141 | 1.615.057 | 42,05 | 20.957 | 1.252.800 | 24,02 |
| Marche | 48.532 | 42.324 | 3.423.225 | 45,66 | 42.089 | 2.613.987 | 26,45 |
| Lazio | 136.462 | 125.336 | 9.617.121 | 39,65 | 121.430 | 7.650.651 | 24,78 |
| Abruzzo | 41.117 | 37.215 | 2.861.999 | 40,98 | 36.730 | 2.329.652 | 26,41 |
| Molise | 10.235 | 9.258 | 725.021 | 41,04 | 9.179 | 611.431 | 29,42 |
| Campania | 150.972 | 138.085 | 11.258.925 | 39,95 | 135.142 | 9.585.217 | 28,63 |
| Puglia | 124.191 | 112.070 | 9.631.998 | 44,19 | 111.334 | 8.187.573 | 30,93 |
| Basilicata | 16.880 | 15.194 | 1.329.139 | 47,43 | 15.086 | 1.126.836 | 34,27 |
| Calabria | 58.150 | 52.481 | 4.590.123 | 42,03 | 51.959 | 4.027.399 | 31,15 |
| Sicilia | 136.602 | 124.994 | 10.869.621 | 42,93 | 123.907 | 9.285.569 | 29,91 |
| Sardegna | 45.901 | 41.780 | 3.491.565 | 45,97 | 41.447 | 2.849.649 | 30,50 |
| TOTALE | 1.678.529 | 1.528.999 | 128.484.315 | 45,99 | 1.510.639 | 100.889.555 | 27,79 |
