{"entity":{"iso2":"ES","iso3":"ESP","name":"Spain","slug":"spain"},"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":"1922-01-01","value":31.26},{"date":"1923-01-01","value":31.26},{"date":"1924-01-01","value":31.42},{"date":"1925-01-01","value":31.25},{"date":"1926-01-01","value":31.12},{"date":"1927-01-01","value":31.24},{"date":"1928-01-01","value":31.14},{"date":"1929-01-01","value":31.17},{"date":"1930-01-01","value":31.11},{"date":"1931-01-01","value":30.95},{"date":"1932-01-01","value":30.84},{"date":"1933-01-01","value":30.88},{"date":"1934-01-01","value":30.86},{"date":"1935-01-01","value":30.78},{"date":"1936-01-01","value":30.78},{"date":"1937-01-01","value":30.76},{"date":"1938-01-01","value":31.24},{"date":"1939-01-01","value":31.97},{"date":"1940-01-01","value":31.13},{"date":"1941-01-01","value":31.06},{"date":"1942-01-01","value":30.87},{"date":"1943-01-01","value":30.9},{"date":"1944-01-01","value":31.0},{"date":"1945-01-01","value":31.0},{"date":"1946-01-01","value":31.07},{"date":"1947-01-01","value":30.77},{"date":"1948-01-01","value":30.78},{"date":"1949-01-01","value":30.75},{"date":"1950-01-01","value":30.665},{"date":"1951-01-01","value":30.649},{"date":"1952-01-01","value":30.606},{"date":"1953-01-01","value":30.498},{"date":"1954-01-01","value":30.403},{"date":"1955-01-01","value":30.359},{"date":"1956-01-01","value":30.183},{"date":"1957-01-01","value":30.177},{"date":"1958-01-01","value":30.084},{"date":"1959-01-01","value":30.029},{"date":"1960-01-01","value":30.06},{"date":"1961-01-01","value":30.013},{"date":"1962-01-01","value":29.896},{"date":"1963-01-01","value":29.959},{"date":"1964-01-01","value":29.949},{"date":"1965-01-01","value":29.958},{"date":"1966-01-01","value":29.88},{"date":"1967-01-01","value":29.965},{"date":"1968-01-01","value":29.668},{"date":"1969-01-01","value":29.539},{"date":"1970-01-01","value":29.45},{"date":"1971-01-01","value":29.281},{"date":"1972-01-01","value":29.164},{"date":"1973-01-01","value":29.011},{"date":"1974-01-01","value":28.903},{"date":"1975-01-01","value":28.77},{"date":"1976-01-01","value":28.596},{"date":"1977-01-01","value":28.474},{"date":"1978-01-01","value":28.39},{"date":"1979-01-01","value":28.274},{"date":"1980-01-01","value":28.241},{"date":"1981-01-01","value":28.268},{"date":"1982-01-01","value":28.341},{"date":"1983-01-01","value":28.396},{"date":"1984-01-01","value":28.453},{"date":"1985-01-01","value":28.483},{"date":"1986-01-01","value":28.557},{"date":"1987-01-01","value":28.583},{"date":"1988-01-01","value":28.619},{"date":"1989-01-01","value":28.753},{"date":"1990-01-01","value":28.891},{"date":"1991-01-01","value":29.071},{"date":"1992-01-01","value":29.276},{"date":"1993-01-01","value":29.504},{"date":"1994-01-01","value":29.762},{"date":"1995-01-01","value":30.003},{"date":"1996-01-01","value":30.211},{"date":"1997-01-01","value":30.392},{"date":"1998-01-01","value":30.566},{"date":"1999-01-01","value":30.666},{"date":"2000-01-01","value":30.724},{"date":"2001-01-01","value":30.757},{"date":"2002-01-01","value":30.77},{"date":"2003-01-01","value":30.816},{"date":"2004-01-01","value":30.843},{"date":"2005-01-01","value":30.88},{"date":"2006-01-01","value":30.855},{"date":"2007-01-01","value":30.813},{"date":"2008-01-01","value":30.825},{"date":"2009-01-01","value":31.004},{"date":"2010-01-01","value":31.174},{"date":"2011-01-01","value":31.393},{"date":"2012-01-01","value":31.535},{"date":"2013-01-01","value":31.66},{"date":"2014-01-01","value":31.76},{"date":"2015-01-01","value":31.88},{"date":"2016-01-01","value":31.974},{"date":"2017-01-01","value":32.051},{"date":"2018-01-01","value":32.16},{"date":"2019-01-01","value":32.227},{"date":"2020-01-01","value":32.329},{"date":"2021-01-01","value":32.529},{"date":"2022-01-01","value":32.539},{"date":"2023-01-01","value":32.544}],"summary":{"latest_period":"2023-01-01","latest_value":32.544,"max":32.544,"mean":30.3852,"min":28.241,"of":236,"rank":5,"trend":"flat"}}