潜在的な支援率（65+歳の人口一人当たりの15-64歳の人口の割合）
5.4
(比率)
in 2020
実際のデータ
| 日付 |
値 |
変更
, % |
| 2020 |
5.4 |
-19.25% |
| 2015 |
6.7 |
-16.66% |
| 2010 |
8.1 |
-11.67% |
| 2005 |
9.2 |
-13.98% |
| 2000 |
10.6 |
-13.73% |
| 1995 |
12.3 |
-14.64% |
| 1990 |
14.4 |
-5.97% |
| 1985 |
15.4 |
1.32% |
| 1980 |
15.2 |
0.51% |
| 1975 |
15.1 |
0.57% |
| 1970 |
15.0 |
-2.67% |
| 1965 |
15.4 |
|