Table 2. Population density, river surface and non-plain surface for each Italian Region.
| Country | Population density (Pop. per km 2 ) | River surface(km) | Non-plain surface (km 2 ) |
|---|---|---|---|
| Abruzzo | 121 | 4671 | 10831 |
| Basilicata | 57 | 5550 | 9267 |
| Calabria | 129 | 9504 | 15221 |
| Campania | 422 | 6147 | 11675 |
| Emilia Romagna | 195 | 10587 | 11720 |
| Friuli Venezia Giulia | 155 | 4005 | 4866 |
| Lazio | 322 | 9464 | 13803 |
| Liguria | 289 | 3943 | 5416 |
| Lombardia | 410 | 10289 | 12623 |
| Marche | 164 | 5594 | 9401 |
| Molise | 70 | 2414 | 4460 |
| Piemonte | 172 | 15077 | 18684 |
| Puglia | 207 | 4395 | 9145 |
| Sardegna | 68 | 15104 | 19641 |
| Sicilia | 194 | 11122 | 22164 |
| Toscana | 161 | 15098 | 21056 |
| Trentino Alto Adige | 76 | 7355 | 13605 |
| Umbria | 105 | 5214 | 8464 |
| Veneto | 265 | 7553 | 8025 |