| Regions | Pop.1999 | Households | Sq.hm |
| Abruzzi | 1.277.330 | 460.392 | 1.079.787 |
| Molise | 328.980 | 121.235 | 443.761 |
| Campania | 5.792.580 | 1.888.176 | 1.359.533 |
| Puglia | 4.086.422 | 1.387.655 | 1.936.220 |
| Basilicata | 607.853 | 213.966 | 999.227 |
| Calabria | 2.064.718 | 713.881 | 1.508.032 |
| 14.157.883 | 4.785.305 | 7.326.560 |