タンザニアとオランダの年齢中央値
2023 年の年齢中央値は、タンザニアが 17.2 年、オランダが 41.4 年 です（UN の推定値）。 2023 年の値はオランダのほうが 24.2 年 高く、タンザニアの 2.4 倍でした。
タンザニアオランダ
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 |
|---|---|---|---|---|
| タンザニア | 17.2 2023 | 16.2 | 229 か国中 217 位 | 32.3 2100 |
| オランダ | 41.4 2023 | 40.7 | 229 か国中 44 位 | 48.4 2100 |
| 世界 | 30.4 2023 | 27.8 | 42.1 2100 |
数字からわかること
- 1950 年以降、両国ともデータのあるすべての年でオランダ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）タンザニアが 217 位、オランダが 44 位でした。
- 国連予測（中位推計）では、2100 年にタンザニアが 32.3 年、オランダが 48.4 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 | タンザニア | オランダ | 世界 |
|---|---|---|---|
| 2023 | 17.2 | 41.4 | 30.4 |
| 2022 | 17.1 | 41.5 | 30.1 |
| 2021 | 17 | 41.6 | 29.8 |
| 2020 | 16.9 | 41.5 | 29.6 |
| 2019 | 16.8 | 41.5 | 29.3 |
| 2018 | 16.8 | 41.5 | 29 |
| 2017 | 16.7 | 41.4 | 28.8 |
| 2016 | 16.6 | 41.3 | 28.5 |
| 2015 | 16.4 | 41.2 | 28.3 |
| 2014 | 16.3 | 41 | 28.1 |
| 2013 | 16.2 | 40.7 | 27.8 |
| 2012 | 16.2 | 40.4 | 27.6 |
| 2011 | 16.1 | 40 | 27.4 |
| 2010 | 16.1 | 39.7 | 27.2 |
| 2009 | 16.1 | 39.3 | 27 |
| 2008 | 16.2 | 39 | 26.7 |
| 2007 | 16.2 | 38.7 | 26.5 |
| 2006 | 16.3 | 38.3 | 26.3 |
| 2005 | 16.3 | 37.9 | 26.1 |
| 2004 | 16.3 | 37.5 | 25.9 |
| 2003 | 16.4 | 37.2 | 25.7 |
| 2002 | 16.4 | 36.8 | 25.5 |
| 2001 | 16.4 | 36.5 | 25.3 |
| 2000 | 16.4 | 36.2 | 25.1 |
| 1999 | 16.3 | 35.9 | 24.9 |
| 1998 | 16.3 | 35.7 | 24.7 |
| 1997 | 16.2 | 35.3 | 24.4 |
| 1996 | 16.3 | 35 | 24.2 |
| 1995 | 16.3 | 34.7 | 24 |
| 1994 | 16.2 | 34.4 | 23.8 |
| 1993 | 15.9 | 34.1 | 23.5 |
| 1992 | 15.7 | 33.8 | 23.3 |
| 1991 | 15.6 | 33.5 | 23.1 |
| 1990 | 15.5 | 33.3 | 22.9 |
| 1989 | 15.5 | 33 | 22.8 |
| 1988 | 15.4 | 32.8 | 22.6 |
| 1987 | 15.3 | 32.5 | 22.4 |
| 1986 | 15.2 | 32.2 | 22.2 |
| 1985 | 15.2 | 31.9 | 22 |
| 1984 | 15.1 | 31.6 | 21.9 |
| 1983 | 15.1 | 31.3 | 21.8 |
| 1982 | 15.2 | 31 | 21.7 |
| 1981 | 15.3 | 30.7 | 21.6 |
| 1980 | 15.4 | 30.3 | 21.5 |
| 1979 | 15.5 | 30 | 21.3 |
| 1978 | 15.6 | 29.6 | 21.1 |
| 1977 | 15.7 | 29.2 | 21 |
| 1976 | 15.8 | 28.8 | 20.8 |
| 1975 | 15.8 | 28.4 | 20.7 |
| 1974 | 15.8 | 28.1 | 20.5 |
| 1973 | 15.9 | 27.9 | 20.4 |
| 1972 | 15.9 | 27.7 | 20.4 |
| 1971 | 15.9 | 27.6 | 20.3 |
| 1970 | 16 | 27.5 | 20.3 |
| 1969 | 16 | 27.5 | 20.3 |
| 1968 | 16.1 | 27.5 | 20.4 |
| 1967 | 16.1 | 27.5 | 20.5 |
| 1966 | 16.2 | 27.5 | 20.6 |
| 1965 | 16.3 | 27.5 | 20.8 |
| 1964 | 16.3 | 27.6 | 21 |
| 1963 | 16.3 | 27.6 | 21.2 |
| 1962 | 16.3 | 27.7 | 21.4 |
| 1961 | 16.3 | 27.8 | 21.4 |
| 1960 | 16.3 | 27.8 | 21.5 |
| 1959 | 16.3 | 27.7 | 21.5 |
| 1958 | 16.3 | 27.7 | 21.5 |
| 1957 | 16.3 | 27.7 | 21.6 |
| 1956 | 16.3 | 27.6 | 21.7 |
| 1955 | 16.3 | 27.6 | 21.8 |
| 1954 | 16.2 | 27.5 | 21.9 |
| 1953 | 16.2 | 27.4 | 22 |
| 1952 | 16.1 | 27.3 | 22.1 |
| 1951 | 16.1 | 27.2 | 22.1 |
| 1950 | 16 | 27 | 22.2 |
国連予測（中位推計） · 2024–2100
| 年 | タンザニア | オランダ | 世界 |
|---|---|---|---|
| 2024 | 17.417.4–17.4 | 41.441.4–41.5 | 30.6 |
| 2025 | 17.517.5–17.5 | 41.541.2–41.6 | 30.9 |
| 2026 | 17.617.6–17.7 | 41.541.2–41.8 | 31.1 |
| 2027 | 17.717.7–17.9 | 41.641.1–42 | 31.3 |
| 2028 | 17.917.7–18.1 | 41.741–42.3 | 31.6 |
| 2029 | 1817.8–18.3 | 41.841–42.5 | 31.8 |
| 2030 | 18.117.8–18.5 | 4241–42.8 | 32 |
| 2031 | 18.317.8–18.8 | 42.140.9–43.1 | 32.2 |
| 2032 | 18.417.9–19.1 | 42.340.9–43.3 | 32.4 |
| 2033 | 18.517.9–19.4 | 42.541–43.6 | 32.6 |
| 2034 | 18.718–19.7 | 42.641–43.9 | 32.8 |
| 2035 | 18.918–20.1 | 42.841–44.2 | 33 |
| 2036 | 1918.1–20.4 | 4341–44.5 | 33.2 |
| 2037 | 19.218.2–20.8 | 43.240.9–44.8 | 33.4 |
| 2038 | 19.418.3–21.1 | 43.440.9–45.1 | 33.6 |
| 2039 | 19.618.3–21.5 | 43.640.9–45.4 | 33.8 |
| 2040 | 19.818.3–21.9 | 43.740.8–45.7 | 34 |
| 2041 | 2018.4–22.3 | 43.940.8–46.1 | 34.2 |
| 2042 | 20.218.4–22.7 | 44.140.9–46.4 | 34.4 |
| 2043 | 20.418.5–23.1 | 44.240.9–46.7 | 34.6 |
| 2044 | 20.618.6–23.5 | 44.441–47 | 34.8 |
| 2045 | 20.818.7–23.9 | 44.641–47.3 | 35 |
| 2046 | 2118.8–24.4 | 44.841.1–47.6 | 35.2 |
| 2047 | 21.218.9–24.8 | 4541.1–47.9 | 35.4 |
| 2048 | 21.419–25.2 | 45.241.2–48.3 | 35.6 |
| 2049 | 21.619.2–25.6 | 45.341.3–48.6 | 35.9 |
| 2050 | 21.819.3–26.1 | 45.541.3–49 | 36.1 |
| 2051 | 2219.4–26.5 | 45.641.4–49.3 | 36.3 |
| 2052 | 22.219.5–26.9 | 45.841.5–49.6 | 36.5 |
| 2053 | 22.419.7–27.3 | 45.941.6–50 | 36.7 |
| 2054 | 22.619.8–27.7 | 4641.7–50.2 | 36.9 |
| 2055 | 22.819.9–28.1 | 46.141.7–50.5 | 37.1 |
| 2056 | 2320–28.4 | 46.241.8–50.8 | 37.3 |
| 2057 | 23.220.1–28.8 | 46.241.9–51.1 | 37.5 |
| 2058 | 23.420.2–29.2 | 46.341.9–51.4 | 37.6 |
| 2059 | 23.620.3–29.5 | 46.442–51.7 | 37.8 |
| 2060 | 23.820.4–29.9 | 46.442.1–51.9 | 37.9 |
| 2061 | 2420.5–30.2 | 46.542.1–52.2 | 38 |
| 2062 | 24.220.6–30.5 | 46.542.2–52.4 | 38.1 |
| 2063 | 24.420.7–30.9 | 46.542.3–52.6 | 38.3 |
| 2064 | 24.620.8–31.2 | 46.642.3–52.8 | 38.4 |
| 2065 | 24.820.8–31.6 | 46.742.4–53 | 38.5 |
| 2066 | 25.120.9–31.9 | 46.742.5–53.2 | 38.6 |
| 2067 | 25.321–32.3 | 46.842.6–53.4 | 38.7 |
| 2068 | 25.521.1–32.7 | 46.842.6–53.6 | 38.8 |
| 2069 | 25.721.1–33 | 46.942.7–53.7 | 38.9 |
| 2070 | 25.921.2–33.3 | 4742.8–53.9 | 39 |
| 2071 | 26.121.3–33.7 | 47.142.9–54.1 | 39.1 |
| 2072 | 26.321.4–34 | 47.243–54.2 | 39.2 |
| 2073 | 26.521.5–34.3 | 47.343–54.4 | 39.3 |
| 2074 | 26.721.6–34.7 | 47.343.1–54.6 | 39.4 |
| 2075 | 2721.7–35 | 47.443.2–54.7 | 39.5 |
| 2076 | 27.221.8–35.3 | 47.543.3–54.9 | 39.6 |
| 2077 | 27.421.9–35.6 | 47.643.4–55 | 39.7 |
| 2078 | 27.622–35.9 | 47.743.5–55.3 | 39.8 |
| 2079 | 27.822.1–36.2 | 47.843.6–55.5 | 40 |
| 2080 | 2822.2–36.4 | 47.943.7–55.6 | 40.1 |
| 2081 | 28.322.3–36.7 | 47.943.8–55.7 | 40.2 |
| 2082 | 28.522.3–37 | 4843.9–55.8 | 40.3 |
| 2083 | 28.722.4–37.2 | 48.144–55.9 | 40.4 |
| 2084 | 28.922.5–37.5 | 48.144.1–56 | 40.5 |
| 2085 | 29.122.6–37.8 | 48.244.2–56.1 | 40.6 |
| 2086 | 29.322.7–38 | 48.244.3–56.2 | 40.7 |
| 2087 | 29.522.8–38.2 | 48.344.4–56.3 | 40.9 |
| 2088 | 29.722.9–38.5 | 48.344.4–56.3 | 41 |
| 2089 | 29.923–38.7 | 48.344.5–56.4 | 41.1 |
| 2090 | 30.223.1–38.9 | 48.344.6–56.5 | 41.2 |
| 2091 | 30.423.2–39.1 | 48.344.7–56.5 | 41.3 |
| 2092 | 30.623.3–39.2 | 48.444.8–56.6 | 41.4 |
| 2093 | 30.823.5–39.4 | 48.444.8–56.7 | 41.5 |
| 2094 | 3123.6–39.6 | 48.444.8–56.8 | 41.6 |
| 2095 | 31.223.6–39.8 | 48.444.9–56.8 | 41.7 |
| 2096 | 31.423.7–39.9 | 48.444.9–56.9 | 41.8 |
| 2097 | 31.623.8–40 | 48.444.9–56.9 | 41.9 |
| 2098 | 31.923.9–40.2 | 48.444.9–57 | 42 |
| 2099 | 32.124–40.3 | 48.444.9–57 | 42 |
| 2100 | 32.324.1–40.4 | 48.444.9–57 | 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