| Regione | Numero contribuenti | Totale componenti positivi | Totale componenti negativi | ||
|---|---|---|---|---|---|
| Frequenza | Ammontare | Frequenza | Ammontare | ||
| Piemonte | 72.247 | 66.892 | 8.693.089 | 66.578 | 6.233.391 |
| Valle d'Aosta | 2.394 | 2.176 | 322.863 | 2.174 | 240.740 |
| Lombardia | 148.921 | 134.561 | 17.511.857 | 134.069 | 12.153.305 |
| Liguria | 25.629 | 23.852 | 3.017.777 | 23.723 | 2.158.390 |
| Trentino Alto Adige (P.A. Trento) | 8.920 | 7.274 | 1.015.153 | 7.262 | 718.638 |
| Trentino Alto Adige (P.A. Bolzano) | 10.263 | 8.051 | 1.155.205 | 8.054 | 821.127 |
| Veneto | 83.725 | 73.283 | 9.269.991 | 73.125 | 6.396.674 |
| Friuli Venezia Giulia | 17.504 | 15.283 | 2.015.254 | 15.240 | 1.425.300 |
| Emilia Romagna | 71.576 | 63.796 | 8.170.151 | 63.492 | 5.707.561 |
| Toscana | 67.035 | 60.198 | 7.803.919 | 60.009 | 5.685.252 |
| Umbria | 13.299 | 11.385 | 1.280.846 | 11.332 | 919.236 |
| Marche | 26.684 | 22.911 | 2.770.488 | 22.850 | 1.946.523 |
| Lazio | 65.021 | 59.130 | 6.604.106 | 58.547 | 4.934.544 |
| Abruzzo | 20.309 | 18.148 | 2.099.791 | 18.029 | 1.600.135 |
| Molise | 5.172 | 4.615 | 481.449 | 4.590 | 382.569 |
| Campania | 71.261 | 63.628 | 7.579.356 | 63.309 | 6.049.418 |
| Puglia | 66.230 | 58.697 | 7.057.535 | 58.508 | 5.621.917 |
| Basilicata | 9.344 | 8.290 | 932.602 | 8.291 | 741.435 |
| Calabria | 29.721 | 26.458 | 3.003.919 | 26.171 | 2.463.502 |
| Sicilia | 68.270 | 61.052 | 7.523.244 | 60.801 | 5.981.708 |
| Sardegna | 26.279 | 23.759 | 2.844.113 | 23.507 | 2.244.046 |
| TOTALE | 909.804 | 813.439 | 101.152.708 | 809.661 | 74.425.411 |
