ケニアとマラウイの年齢中央値
2023 年の年齢中央値は、ケニアが 19.5 年、マラウイが 17.6 年 です（UN の推定値）。 2023 年の値はケニアのほうが 2 年 高く、マラウイの 1.11 倍でした。
ケニアマラウイ
地図で推移を見る最新の数値
年 · UN
| 国 | 最新 | 10年前 | 2023年の順位 | 予測値 |
|---|---|---|---|---|
| ケニア | 19.5 2023 | 17.3 | 229 か国中 192 位 | 37.5 2100 |
| マラウイ | 17.6 2023 | 15.8 | 229 か国中 214 位 | 36.5 2100 |
| 世界 | 30.4 2023 | 27.8 | 42.1 2100 |
数字からわかること
- 2001 年にマラウイを上回って以来、ケニアのほうが高くなっています。
- 2023 年の順位は、229 か国中（高い順）ケニアが 192 位、マラウイが 214 位でした。
- 国連予測（中位推計）では、2100 年にケニアが 37.5 年、マラウイが 36.5 年 とされています。
- 世界全体：30.4 年（2023 年）。
年ごとの値
年 · UN
| 年 | ケニア | マラウイ | 世界 |
|---|---|---|---|
| 2023 | 19.5 | 17.6 | 30.4 |
| 2022 | 19.3 | 17.3 | 30.1 |
| 2021 | 19 | 17.1 | 29.8 |
| 2020 | 18.8 | 16.9 | 29.6 |
| 2019 | 18.5 | 16.7 | 29.3 |
| 2018 | 18.3 | 16.5 | 29 |
| 2017 | 18.1 | 16.3 | 28.8 |
| 2016 | 17.9 | 16.1 | 28.5 |
| 2015 | 17.7 | 16 | 28.3 |
| 2014 | 17.5 | 15.9 | 28.1 |
| 2013 | 17.3 | 15.8 | 27.8 |
| 2012 | 17.1 | 15.7 | 27.6 |
| 2011 | 17 | 15.7 | 27.4 |
| 2010 | 16.9 | 15.7 | 27.2 |
| 2009 | 16.8 | 15.7 | 27 |
| 2008 | 16.7 | 15.7 | 26.7 |
| 2007 | 16.6 | 15.7 | 26.5 |
| 2006 | 16.5 | 15.7 | 26.3 |
| 2005 | 16.3 | 15.7 | 26.1 |
| 2004 | 16.2 | 15.7 | 25.9 |
| 2003 | 16 | 15.7 | 25.7 |
| 2002 | 15.9 | 15.7 | 25.5 |
| 2001 | 15.7 | 15.7 | 25.3 |
| 2000 | 15.6 | 15.7 | 25.1 |
| 1999 | 15.4 | 15.7 | 24.9 |
| 1998 | 15.3 | 15.7 | 24.7 |
| 1997 | 15.2 | 15.7 | 24.4 |
| 1996 | 15 | 15.7 | 24.2 |
| 1995 | 14.9 | 15.7 | 24 |
| 1994 | 14.8 | 15.8 | 23.8 |
| 1993 | 14.7 | 15.9 | 23.5 |
| 1992 | 14.5 | 16 | 23.3 |
| 1991 | 14.4 | 16.1 | 23.1 |
| 1990 | 14.3 | 16.2 | 22.9 |
| 1989 | 14.2 | 16.3 | 22.8 |
| 1988 | 14.1 | 16.4 | 22.6 |
| 1987 | 14 | 16.3 | 22.4 |
| 1986 | 14 | 16.2 | 22.2 |
| 1985 | 13.9 | 16.2 | 22 |
| 1984 | 13.8 | 16.2 | 21.9 |
| 1983 | 13.7 | 16.2 | 21.8 |
| 1982 | 13.6 | 16.2 | 21.7 |
| 1981 | 13.5 | 16.2 | 21.6 |
| 1980 | 13.4 | 16.2 | 21.5 |
| 1979 | 13.3 | 16.3 | 21.3 |
| 1978 | 13.3 | 16.3 | 21.1 |
| 1977 | 13.2 | 16.3 | 21 |
| 1976 | 13.2 | 16.3 | 20.8 |
| 1975 | 13.2 | 16.4 | 20.7 |
| 1974 | 13.2 | 16.5 | 20.5 |
| 1973 | 13.2 | 16.6 | 20.4 |
| 1972 | 13.2 | 16.7 | 20.4 |
| 1971 | 13.3 | 16.8 | 20.3 |
| 1970 | 13.3 | 16.9 | 20.3 |
| 1969 | 13.4 | 17.1 | 20.3 |
| 1968 | 13.5 | 17.2 | 20.4 |
| 1967 | 13.6 | 17.3 | 20.5 |
| 1966 | 13.7 | 17.4 | 20.6 |
| 1965 | 13.9 | 17.4 | 20.8 |
| 1964 | 14.1 | 17.3 | 21 |
| 1963 | 14.2 | 17.3 | 21.2 |
| 1962 | 14.3 | 17.2 | 21.4 |
| 1961 | 14.4 | 17.2 | 21.4 |
| 1960 | 14.6 | 17.1 | 21.5 |
| 1959 | 14.8 | 17.1 | 21.5 |
| 1958 | 15.1 | 17 | 21.5 |
| 1957 | 15.3 | 16.9 | 21.6 |
| 1956 | 15.5 | 16.9 | 21.7 |
| 1955 | 15.7 | 16.8 | 21.8 |
| 1954 | 15.9 | 16.7 | 21.9 |
| 1953 | 16 | 16.6 | 22 |
| 1952 | 16 | 16.4 | 22.1 |
| 1951 | 16 | 16.3 | 22.1 |
| 1950 | 16 | 16.1 | 22.2 |
国連予測（中位推計） · 2024–2100
| 年 | ケニア | マラウイ | 世界 |
|---|---|---|---|
| 2024 | 19.819.7–19.8 | 17.817.8–17.9 | 30.6 |
| 2025 | 2019.9–20.2 | 18.118–18.2 | 30.9 |
| 2026 | 20.320.1–20.5 | 18.418.3–18.5 | 31.1 |
| 2027 | 20.620.2–20.9 | 18.718.6–18.8 | 31.3 |
| 2028 | 20.820.4–21.3 | 1918.8–19.1 | 31.6 |
| 2029 | 21.120.6–21.7 | 19.219.2–19.4 | 31.8 |
| 2030 | 21.420.7–22 | 19.519.5–19.6 | 32 |
| 2031 | 21.720.9–22.4 | 19.819.9–19.9 | 32.2 |
| 2032 | 21.921–22.8 | 20.120.1–20.2 | 32.4 |
| 2033 | 22.221.2–23.3 | 20.320.3–20.6 | 32.6 |
| 2034 | 22.521.3–23.7 | 20.620.5–21 | 32.8 |
| 2035 | 22.821.4–24.1 | 20.920.6–21.4 | 33 |
| 2036 | 2321.5–24.5 | 21.120.8–21.8 | 33.2 |
| 2037 | 23.321.6–24.9 | 21.420.9–22.2 | 33.4 |
| 2038 | 23.521.6–25.4 | 21.621–22.7 | 33.6 |
| 2039 | 23.721.7–25.8 | 21.921.1–23.1 | 33.8 |
| 2040 | 2421.8–26.2 | 22.121.3–23.4 | 34 |
| 2041 | 24.221.8–26.6 | 22.321.4–23.7 | 34.2 |
| 2042 | 24.421.9–27 | 22.621.5–24.1 | 34.4 |
| 2043 | 24.722–27.5 | 22.821.6–24.5 | 34.6 |
| 2044 | 24.922–27.9 | 23.121.7–24.8 | 34.8 |
| 2045 | 25.122.1–28.3 | 23.321.8–25.2 | 35 |
| 2046 | 25.322.2–28.7 | 23.621.9–25.6 | 35.2 |
| 2047 | 25.622.3–29.1 | 23.822–26 | 35.4 |
| 2048 | 25.822.5–29.5 | 24.122.2–26.4 | 35.6 |
| 2049 | 2622.7–29.8 | 24.422.3–26.8 | 35.9 |
| 2050 | 26.322.8–30.2 | 24.622.4–27.1 | 36.1 |
| 2051 | 26.523–30.6 | 24.922.6–27.5 | 36.3 |
| 2052 | 26.823.2–31 | 25.222.7–28 | 36.5 |
| 2053 | 2723.4–31.3 | 25.422.9–28.4 | 36.7 |
| 2054 | 27.323.5–31.7 | 25.723–28.8 | 36.9 |
| 2055 | 27.523.7–32.1 | 2623.1–29.2 | 37.1 |
| 2056 | 27.823.8–32.5 | 26.223.2–29.6 | 37.3 |
| 2057 | 2824–32.9 | 26.523.3–30 | 37.5 |
| 2058 | 28.324.2–33.2 | 26.823.5–30.3 | 37.6 |
| 2059 | 28.524.3–33.6 | 2723.6–30.7 | 37.8 |
| 2060 | 28.824.5–33.9 | 27.323.8–31.1 | 37.9 |
| 2061 | 29.124.7–34.2 | 27.624–31.4 | 38 |
| 2062 | 29.324.8–34.5 | 27.824.1–31.8 | 38.1 |
| 2063 | 29.625–34.8 | 28.124.2–32.2 | 38.3 |
| 2064 | 29.825.1–35.1 | 28.424.3–32.6 | 38.4 |
| 2065 | 30.125.2–35.4 | 28.624.4–33 | 38.5 |
| 2066 | 30.425.4–35.7 | 28.924.6–33.4 | 38.6 |
| 2067 | 30.625.5–36.1 | 29.124.6–33.7 | 38.7 |
| 2068 | 30.925.7–36.4 | 29.424.7–34.2 | 38.8 |
| 2069 | 31.125.8–36.7 | 29.624.9–34.6 | 38.9 |
| 2070 | 31.425.9–37 | 29.925–35 | 39 |
| 2071 | 31.626.1–37.3 | 30.125.1–35.3 | 39.1 |
| 2072 | 31.926.2–37.6 | 30.425.2–35.7 | 39.2 |
| 2073 | 32.126.3–37.9 | 30.625.3–36 | 39.3 |
| 2074 | 32.426.4–38.1 | 30.925.5–36.4 | 39.4 |
| 2075 | 32.626.5–38.4 | 31.125.5–36.8 | 39.5 |
| 2076 | 32.826.7–38.6 | 31.325.7–37.1 | 39.6 |
| 2077 | 33.126.8–38.9 | 31.625.8–37.4 | 39.7 |
| 2078 | 33.326.9–39.1 | 31.825.9–37.8 | 39.8 |
| 2079 | 33.527.1–39.4 | 3226–38.1 | 40 |
| 2080 | 33.727.2–39.6 | 32.226.1–38.3 | 40.1 |
| 2081 | 33.927.4–39.8 | 32.526.2–38.6 | 40.2 |
| 2082 | 34.127.5–40 | 32.726.3–38.8 | 40.3 |
| 2083 | 34.327.7–40.2 | 32.926.4–39 | 40.4 |
| 2084 | 34.527.9–40.4 | 33.126.6–39.2 | 40.5 |
| 2085 | 34.728.1–40.6 | 33.426.8–39.4 | 40.6 |
| 2086 | 34.928.2–40.8 | 33.627–39.6 | 40.7 |
| 2087 | 35.128.4–41 | 33.827.1–39.8 | 40.9 |
| 2088 | 35.328.6–41.1 | 3427.3–39.9 | 41 |
| 2089 | 35.428.8–41.3 | 34.227.4–40.1 | 41.1 |
| 2090 | 35.629–41.4 | 34.427.6–40.2 | 41.2 |
| 2091 | 35.829.2–41.6 | 34.727.7–40.3 | 41.3 |
| 2092 | 3629.3–41.7 | 34.927.8–40.5 | 41.4 |
| 2093 | 36.229.5–41.9 | 35.127.8–40.8 | 41.5 |
| 2094 | 36.329.7–42.1 | 35.328–41.1 | 41.6 |
| 2095 | 36.529.8–42.2 | 35.528.1–41.4 | 41.7 |
| 2096 | 36.730–42.4 | 35.728.1–41.7 | 41.8 |
| 2097 | 36.930.2–42.5 | 35.928.2–41.9 | 41.9 |
| 2098 | 37.130.3–42.7 | 36.128.3–42.1 | 42 |
| 2099 | 37.330.5–42.9 | 36.328.4–42.3 | 42 |
| 2100 | 37.530.6–43 | 36.528.6–42.4 | 42.1 |
国ごとに見る
知っておきたいこと
- 人口の半数がこの年齢より上、半数が下になる年齢。
- 出典：UN DESA, World Population Prospects 2024。
- 破線は国連予測（中位推計）です。確定した見通しではなく、ひとつのシナリオです。帯はその95% 予測区間を示します。
- 順位は 2023 年に値のある 229 か国を対象に、高い順に数えています。
- 薄い線は、同じ出典による世界全体の値です。
各レイヤーの仕組み、データの出どころ、そこからはわからないこと： 国々の推移