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Effect of changing assumptions about population structure on projections of age distribution of the population in 2021 and 2036, United Kingdom1
| Assumptions | Total population (1000s)
|
% aged⩾65+
|
No of dependants/ 1000 people of working age
|
|||||
|---|---|---|---|---|---|---|---|---|
| 2021 | 2036 | 2021 | 2036 | 2021 | 2036 | |||
| Principal projection | 62 244 | 62 656 | 19.2 | 24.4 | 587 | 710 | ||
| Low fertility, low mortality, low migration | 59 566 | 57 941 | 20.4 | 27.2 | 571 | 726 | ||
| High fertility, high mortality, high migration | 64 875 | 67 395 | 18.1 | 21.8 | 604 | 699 | ||
