{"entity":{"iso2":"MN","iso3":"MNG","name":"Mongolia","slug":"mongolia"},"indicator":{"licence":"CC BY 4.0 (Our World in Data)","slug":"period-average-age-of-mothers","source":"Human Fertility Database (2025); UN, World Population Prospects (2024) \u2013 processed by Our World in Data","source_url":"https://ourworldindata.org/grapher/period-average-age-of-mothers","title":"Average age of mothers at childbirth","unit":"years"},"observations":[{"date":"1950-01-01","value":30.54},{"date":"1951-01-01","value":30.541},{"date":"1952-01-01","value":30.543},{"date":"1953-01-01","value":30.545},{"date":"1954-01-01","value":30.546},{"date":"1955-01-01","value":30.548},{"date":"1956-01-01","value":30.551},{"date":"1957-01-01","value":30.553},{"date":"1958-01-01","value":30.556},{"date":"1959-01-01","value":30.558},{"date":"1960-01-01","value":30.561},{"date":"1961-01-01","value":30.564},{"date":"1962-01-01","value":30.568},{"date":"1963-01-01","value":30.571},{"date":"1964-01-01","value":30.575},{"date":"1965-01-01","value":30.579},{"date":"1966-01-01","value":30.583},{"date":"1967-01-01","value":30.59},{"date":"1968-01-01","value":30.596},{"date":"1969-01-01","value":30.603},{"date":"1970-01-01","value":30.608},{"date":"1971-01-01","value":30.616},{"date":"1972-01-01","value":30.622},{"date":"1973-01-01","value":30.63},{"date":"1974-01-01","value":30.633},{"date":"1975-01-01","value":30.636},{"date":"1976-01-01","value":30.633},{"date":"1977-01-01","value":30.632},{"date":"1978-01-01","value":30.619},{"date":"1979-01-01","value":30.598},{"date":"1980-01-01","value":30.569},{"date":"1981-01-01","value":30.325},{"date":"1982-01-01","value":30.201},{"date":"1983-01-01","value":30.064},{"date":"1984-01-01","value":29.929},{"date":"1985-01-01","value":29.779},{"date":"1986-01-01","value":29.655},{"date":"1987-01-01","value":29.443},{"date":"1988-01-01","value":29.304},{"date":"1989-01-01","value":29.097},{"date":"1990-01-01","value":28.852},{"date":"1991-01-01","value":28.473},{"date":"1992-01-01","value":28.198},{"date":"1993-01-01","value":27.874},{"date":"1994-01-01","value":27.775},{"date":"1995-01-01","value":27.803},{"date":"1996-01-01","value":27.751},{"date":"1997-01-01","value":27.786},{"date":"1998-01-01","value":27.766},{"date":"1999-01-01","value":27.611},{"date":"2000-01-01","value":27.679},{"date":"2001-01-01","value":27.763},{"date":"2002-01-01","value":27.85},{"date":"2003-01-01","value":28.021},{"date":"2004-01-01","value":28.059},{"date":"2005-01-01","value":28.13},{"date":"2006-01-01","value":28.011},{"date":"2007-01-01","value":28.365},{"date":"2008-01-01","value":28.582},{"date":"2009-01-01","value":28.654},{"date":"2010-01-01","value":28.711},{"date":"2011-01-01","value":28.594},{"date":"2012-01-01","value":28.408},{"date":"2013-01-01","value":28.758},{"date":"2014-01-01","value":29.097},{"date":"2015-01-01","value":28.98},{"date":"2016-01-01","value":28.825},{"date":"2017-01-01","value":28.871},{"date":"2018-01-01","value":28.996},{"date":"2019-01-01","value":29.171},{"date":"2020-01-01","value":29.315},{"date":"2021-01-01","value":29.493},{"date":"2022-01-01","value":29.39},{"date":"2023-01-01","value":29.331}],"summary":{"latest_period":"2023-01-01","latest_value":29.331,"max":30.636,"mean":29.4974,"min":27.611,"of":236,"rank":103,"trend":"falling"}}