ガンビアとセネガルの年齢中央値
2023 年の年齢中央値は、ガンビアが 18.2 年、セネガルが 19.1 年 です（UN の推定値）。 2023 年の値はセネガルのほうが 1 年 高く、ガンビアの 1.05 倍でした。
ガンビアセネガル
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 |
|---|---|---|---|---|
| ガンビア | 18.2 2023 | 16.6 | 229 か国中 205 位 | 38.9 2100 |
| セネガル | 19.1 2023 | 17.4 | 229 か国中 195 位 | 37.3 2100 |
| 世界 | 30.4 2023 | 27.8 | 42.1 2100 |
数字からわかること
- 1994 年にガンビアを上回って以来、セネガル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）ガンビアが 205 位、セネガルが 195 位でした。
- 国連予測（中位推計）では、2100 年にガンビアが 38.9 年、セネガルが 37.3 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 | ガンビア | セネガル | 世界 |
|---|---|---|---|
| 2023 | 18.2 | 19.1 | 30.4 |
| 2022 | 18 | 18.9 | 30.1 |
| 2021 | 17.8 | 18.6 | 29.8 |
| 2020 | 17.6 | 18.4 | 29.6 |
| 2019 | 17.5 | 18.2 | 29.3 |
| 2018 | 17.3 | 18 | 29 |
| 2017 | 17.2 | 17.8 | 28.8 |
| 2016 | 17 | 17.6 | 28.5 |
| 2015 | 16.9 | 17.5 | 28.3 |
| 2014 | 16.8 | 17.5 | 28.1 |
| 2013 | 16.6 | 17.4 | 27.8 |
| 2012 | 16.5 | 17.4 | 27.6 |
| 2011 | 16.4 | 17.4 | 27.4 |
| 2010 | 16.3 | 17.4 | 27.2 |
| 2009 | 16.2 | 17.4 | 27 |
| 2008 | 16.1 | 17.3 | 26.7 |
| 2007 | 15.9 | 17.3 | 26.5 |
| 2006 | 15.8 | 17.2 | 26.3 |
| 2005 | 15.7 | 17.1 | 26.1 |
| 2004 | 15.6 | 17 | 25.9 |
| 2003 | 15.6 | 16.9 | 25.7 |
| 2002 | 15.5 | 16.8 | 25.5 |
| 2001 | 15.4 | 16.6 | 25.3 |
| 2000 | 15.4 | 16.5 | 25.1 |
| 1999 | 15.4 | 16.4 | 24.9 |
| 1998 | 15.4 | 16.3 | 24.7 |
| 1997 | 15.5 | 16.2 | 24.4 |
| 1996 | 15.6 | 16.1 | 24.2 |
| 1995 | 15.7 | 16 | 24 |
| 1994 | 15.8 | 15.9 | 23.8 |
| 1993 | 16 | 15.8 | 23.5 |
| 1992 | 16 | 15.7 | 23.3 |
| 1991 | 16.1 | 15.5 | 23.1 |
| 1990 | 16.1 | 15.4 | 22.9 |
| 1989 | 16.2 | 15.4 | 22.8 |
| 1988 | 16.3 | 15.3 | 22.6 |
| 1987 | 16.3 | 15.2 | 22.4 |
| 1986 | 16.4 | 15.2 | 22.2 |
| 1985 | 16.5 | 15.2 | 22 |
| 1984 | 16.6 | 15.3 | 21.9 |
| 1983 | 16.7 | 15.3 | 21.8 |
| 1982 | 16.9 | 15.4 | 21.7 |
| 1981 | 17 | 15.6 | 21.6 |
| 1980 | 17.2 | 15.7 | 21.5 |
| 1979 | 17.3 | 15.9 | 21.3 |
| 1978 | 17.4 | 16.1 | 21.1 |
| 1977 | 17.6 | 16.3 | 21 |
| 1976 | 17.7 | 16.5 | 20.8 |
| 1975 | 17.9 | 16.6 | 20.7 |
| 1974 | 18 | 16.7 | 20.5 |
| 1973 | 18.2 | 16.8 | 20.4 |
| 1972 | 18.3 | 16.8 | 20.4 |
| 1971 | 18.4 | 16.8 | 20.3 |
| 1970 | 18.4 | 16.8 | 20.3 |
| 1969 | 18.6 | 16.8 | 20.3 |
| 1968 | 18.7 | 16.8 | 20.4 |
| 1967 | 18.8 | 16.8 | 20.5 |
| 1966 | 18.7 | 16.8 | 20.6 |
| 1965 | 18.7 | 16.8 | 20.8 |
| 1964 | 18.6 | 16.7 | 21 |
| 1963 | 18.5 | 16.8 | 21.2 |
| 1962 | 18.5 | 16.8 | 21.4 |
| 1961 | 18.4 | 16.9 | 21.4 |
| 1960 | 18.3 | 17 | 21.5 |
| 1959 | 18.3 | 17.1 | 21.5 |
| 1958 | 18.2 | 17.2 | 21.5 |
| 1957 | 18.1 | 17.2 | 21.6 |
| 1956 | 18 | 17.3 | 21.7 |
| 1955 | 17.9 | 17.4 | 21.8 |
| 1954 | 17.8 | 17.4 | 21.9 |
| 1953 | 17.6 | 17.5 | 22 |
| 1952 | 17.4 | 17.5 | 22.1 |
| 1951 | 17.2 | 17.6 | 22.1 |
| 1950 | 17 | 17.6 | 22.2 |
国連予測（中位推計） · 2024–2100
| 年 | ガンビア | セネガル | 世界 |
|---|---|---|---|
| 2024 | 18.418.3–18.5 | 19.419.3–19.4 | 30.6 |
| 2025 | 18.618.4–18.8 | 19.619.5–19.8 | 30.9 |
| 2026 | 18.818.5–19.2 | 19.819.7–20.2 | 31.1 |
| 2027 | 19.118.6–19.6 | 20.119.9–20.5 | 31.3 |
| 2028 | 19.418.7–20.1 | 20.320–20.9 | 31.6 |
| 2029 | 19.618.8–20.5 | 20.620.2–21.3 | 31.8 |
| 2030 | 19.918.9–21 | 20.820.4–21.7 | 32 |
| 2031 | 20.219–21.4 | 2120.5–22.1 | 32.2 |
| 2032 | 20.519.2–21.9 | 21.320.7–22.6 | 32.4 |
| 2033 | 20.819.3–22.4 | 21.520.9–23 | 32.6 |
| 2034 | 21.219.5–22.9 | 21.821–23.5 | 32.8 |
| 2035 | 21.519.6–23.4 | 2221.2–24 | 33 |
| 2036 | 21.819.7–23.9 | 22.321.3–24.5 | 33.2 |
| 2037 | 22.119.9–24.4 | 22.521.4–25 | 33.4 |
| 2038 | 22.520–24.9 | 22.821.6–25.5 | 33.6 |
| 2039 | 22.820–25.4 | 2321.7–26 | 33.8 |
| 2040 | 23.120.1–25.9 | 23.221.9–26.6 | 34 |
| 2041 | 23.420.2–26.4 | 23.522–27.1 | 34.2 |
| 2042 | 23.720.3–26.9 | 23.722.2–27.6 | 34.4 |
| 2043 | 2420.4–27.4 | 23.922.3–28 | 34.6 |
| 2044 | 24.320.5–27.8 | 24.222.5–28.5 | 34.8 |
| 2045 | 24.620.6–28.3 | 24.422.6–29 | 35 |
| 2046 | 24.920.8–28.8 | 24.622.7–29.4 | 35.2 |
| 2047 | 25.221–29.2 | 24.922.9–29.8 | 35.4 |
| 2048 | 25.521.2–29.7 | 25.123.1–30.2 | 35.6 |
| 2049 | 25.821.5–30.1 | 25.423.3–30.6 | 35.9 |
| 2050 | 26.121.7–30.5 | 25.623.6–30.9 | 36.1 |
| 2051 | 26.421.9–30.9 | 25.923.8–31.3 | 36.3 |
| 2052 | 26.722.1–31.3 | 26.124.1–31.7 | 36.5 |
| 2053 | 2722.3–31.7 | 26.424.3–32.1 | 36.7 |
| 2054 | 27.422.5–32.1 | 26.624.5–32.4 | 36.9 |
| 2055 | 27.722.8–32.5 | 26.924.7–32.8 | 37.1 |
| 2056 | 2823–33 | 27.224.9–33.2 | 37.3 |
| 2057 | 28.323.2–33.4 | 27.425.1–33.6 | 37.5 |
| 2058 | 28.623.4–33.9 | 27.725.3–34 | 37.6 |
| 2059 | 28.923.6–34.3 | 27.925.5–34.4 | 37.8 |
| 2060 | 29.223.8–34.7 | 28.225.7–34.8 | 37.9 |
| 2061 | 29.524–35.1 | 28.525.9–35.1 | 38 |
| 2062 | 29.824.2–35.5 | 28.726.1–35.5 | 38.1 |
| 2063 | 30.124.4–35.8 | 2926.3–35.8 | 38.3 |
| 2064 | 30.324.6–36.1 | 29.226.4–36.2 | 38.4 |
| 2065 | 30.624.8–36.5 | 29.526.6–36.6 | 38.5 |
| 2066 | 30.925–36.8 | 29.726.8–36.9 | 38.6 |
| 2067 | 31.225.2–37.1 | 3027–37.2 | 38.7 |
| 2068 | 31.525.4–37.5 | 30.227.1–37.6 | 38.8 |
| 2069 | 31.825.6–37.8 | 30.427.2–37.8 | 38.9 |
| 2070 | 3225.8–38.1 | 30.727.4–38.2 | 39 |
| 2071 | 32.326–38.3 | 30.927.5–38.5 | 39.1 |
| 2072 | 32.626.1–38.6 | 31.227.6–38.8 | 39.2 |
| 2073 | 32.826.3–38.8 | 31.427.8–39.1 | 39.3 |
| 2074 | 33.126.5–39.1 | 31.627.9–39.4 | 39.4 |
| 2075 | 33.426.7–39.3 | 31.828–39.7 | 39.5 |
| 2076 | 33.626.9–39.6 | 32.128.1–39.9 | 39.6 |
| 2077 | 33.927.1–39.9 | 32.328.2–40.2 | 39.7 |
| 2078 | 34.227.3–40.1 | 32.528.3–40.4 | 39.8 |
| 2079 | 34.427.5–40.4 | 32.728.4–40.7 | 40 |
| 2080 | 34.727.7–40.6 | 32.928.5–40.9 | 40.1 |
| 2081 | 34.927.9–40.9 | 33.228.6–41.1 | 40.2 |
| 2082 | 35.228.1–41.2 | 33.428.7–41.3 | 40.3 |
| 2083 | 35.428.3–41.4 | 33.628.8–41.5 | 40.4 |
| 2084 | 35.628.6–41.7 | 33.828.9–41.6 | 40.5 |
| 2085 | 35.928.8–42 | 3429–41.8 | 40.6 |
| 2086 | 36.129–42.3 | 34.229.1–41.9 | 40.7 |
| 2087 | 36.329.3–42.6 | 34.429.3–42 | 40.9 |
| 2088 | 36.529.5–42.9 | 34.629.4–42.1 | 41 |
| 2089 | 36.829.6–43.2 | 34.929.5–42.2 | 41.1 |
| 2090 | 3729.9–43.5 | 35.129.6–42.4 | 41.2 |
| 2091 | 37.230.1–43.8 | 35.329.7–42.5 | 41.3 |
| 2092 | 37.430.3–44 | 35.529.8–42.6 | 41.4 |
| 2093 | 37.630.5–44.3 | 35.730–42.8 | 41.5 |
| 2094 | 37.830.7–44.6 | 35.930.1–42.9 | 41.6 |
| 2095 | 3830.9–44.8 | 36.230.2–43.1 | 41.7 |
| 2096 | 38.231.1–45.1 | 36.430.3–43.3 | 41.8 |
| 2097 | 38.431.3–45.4 | 36.630.4–43.5 | 41.9 |
| 2098 | 38.531.5–45.7 | 36.830.5–43.6 | 42 |
| 2099 | 38.731.7–46 | 3730.6–43.7 | 42 |
| 2100 | 38.931.9–46.2 | 37.330.8–43.8 | 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