Table 1.

Population weighted average values: key population aging and migration indicators 1950 / 2000 / 2050

		EU28 Weighted average	ENP East (predominantly Slavic Nations) Weighted average	ENP South (predominantly Arab Nations) Weighted average	WORLD
Median age of the total population (years)	1950	31.4	27.1	20.3	23.5
	2000	38.2	35.6	21.8	26.3
	2050	48.0	43.1	34.1	36.1
Total fertility rate (children per woman)	1950–1955	2.53	3.01	6.72	4.96
	2000–2005	1.47	1.31	2.91	2.62
	2050–2055	1.77	1.80	2.10	2.22
Average annual rate of population change (percentage)	1950–1955	0.72	1.41	2.62	1.77
	2000–2005	0.34	−0.57	1.63	1.24
	2050–2055	− 0.19	− 0.62	0.71	0.50
Old Age Dependency Ratio	1950	13.4	12.2	6.2	8.4
	2000	23.3	18.3	8.4	10.9
	2050	51.4	36.1	20.9	25.6
Percentage of total population aged 65+ by broad age group, both sexes (per 100 total population)	1950	8.8	7.9	3.5	5.1
	2000	15.7	12.5	5.0	6.8
	2050	29.8	22.1	13.3	16.0
Net number of migrants, both sexes combined (thousands)	1950–1955	−91	−3	−72	N/A
	2000–2005	693	− 126	− 209	N/A
	2050–2055	394	−30	−138	N/A
Net migration rate (per 1000 population)	1950–1955	−0.7	−0.1	− 0.5	N/A
	2000–2005	3.1	−1.6	− 1.2	N/A
	2050–2055	1.5	−0.5	− 0.3	N/A