Population projections, Italy and its divisions: northern, central and
southern, 1999-2044, by quinquennial periods. Pages 142. (*.Doc).
* Northern Italy : Piemonte, Valle d'Aosta, Lombardia, Liguria,
Trentino-Alto Adige, Veneto, Friuli-Venezia Giulia, Emilia-Romagna.
* Central Italy : Toscana, Umbria, Marche, Lazio.
* Southern Italy and Islands : Abruzzi, Molise, Campania, Puglia,
Basilicata, Calabria, Sicilia, Sardegna.
The following values are estimated:
- population: males, females and total, by quinquennial age classes 0-4
to 90 and more:
- ageing ratio = [(Pop.65-w)/(Pop.0-14)] . 100
- change ratio = [(Pop.15-19)/(Pop.60-64)].100
- dependency ratio =[(Pop.0-14 + Pop.65-w) / Pop.15-64)].100
- mean age = Σ (x+2.5). p x,x+5 / Σ p x,x+5
- old age dependency ratio = [(Pop.65-w) / (Pop.15-64)].100