{"entity":{"iso2":"AU","iso3":"AUS","name":"Australia","slug":"australia"},"indicator":{"licence":"CC BY 4.0 (Our World in Data)","slug":"rate-of-twin-deliveries","source":"Human Multiple Births Database (2024) \u2013 processed by Our World in Data","source_url":"https://ourworldindata.org/grapher/rate-of-twin-deliveries","title":"Share of births that are twins","unit":"%"},"observations":[{"date":"1907-01-01","value":0.941},{"date":"1908-01-01","value":0.958},{"date":"1909-01-01","value":0.999},{"date":"1910-01-01","value":1.017},{"date":"1911-01-01","value":1.01},{"date":"1912-01-01","value":1.013},{"date":"1913-01-01","value":1.013},{"date":"1914-01-01","value":1.021},{"date":"1915-01-01","value":1.054},{"date":"1916-01-01","value":1.055},{"date":"1917-01-01","value":1.15},{"date":"1918-01-01","value":1.095},{"date":"1919-01-01","value":1.087},{"date":"1920-01-01","value":1.116},{"date":"1921-01-01","value":1.078},{"date":"1922-01-01","value":1.053},{"date":"1923-01-01","value":1.042},{"date":"1924-01-01","value":1.001},{"date":"1925-01-01","value":1.085},{"date":"1926-01-01","value":1.072},{"date":"1927-01-01","value":1.098},{"date":"1928-01-01","value":1.064},{"date":"1929-01-01","value":1.023},{"date":"1930-01-01","value":1.127},{"date":"1931-01-01","value":1.075},{"date":"1932-01-01","value":1.003},{"date":"1933-01-01","value":1.038},{"date":"1934-01-01","value":1.07},{"date":"1935-01-01","value":1.046},{"date":"1936-01-01","value":1.06},{"date":"1937-01-01","value":1.098},{"date":"1938-01-01","value":1.039},{"date":"1939-01-01","value":1.04},{"date":"1940-01-01","value":1.016},{"date":"1941-01-01","value":1.08},{"date":"1942-01-01","value":1.083},{"date":"1943-01-01","value":1.091},{"date":"1944-01-01","value":1.173},{"date":"1945-01-01","value":1.122},{"date":"1946-01-01","value":1.155},{"date":"1947-01-01","value":1.113},{"date":"1948-01-01","value":1.092},{"date":"1949-01-01","value":1.127},{"date":"1950-01-01","value":1.177},{"date":"1951-01-01","value":1.167},{"date":"1952-01-01","value":1.158},{"date":"1953-01-01","value":1.236},{"date":"1954-01-01","value":1.172},{"date":"1955-01-01","value":1.154},{"date":"1956-01-01","value":1.164},{"date":"1957-01-01","value":1.145},{"date":"1958-01-01","value":1.182},{"date":"1959-01-01","value":1.163},{"date":"1960-01-01","value":1.125},{"date":"1961-01-01","value":1.105},{"date":"1962-01-01","value":1.098},{"date":"1963-01-01","value":1.108},{"date":"1964-01-01","value":1.055},{"date":"1965-01-01","value":1.075},{"date":"1966-01-01","value":1.048},{"date":"1967-01-01","value":1.022},{"date":"1968-01-01","value":1.037},{"date":"1969-01-01","value":1.044},{"date":"1970-01-01","value":1.067},{"date":"1971-01-01","value":1.016},{"date":"1972-01-01","value":0.999},{"date":"1974-01-01","value":0.975},{"date":"1975-01-01","value":0.963},{"date":"1976-01-01","value":1.011},{"date":"1977-01-01","value":0.901},{"date":"1978-01-01","value":0.982},{"date":"1979-01-01","value":0.98},{"date":"1980-01-01","value":0.994},{"date":"1981-01-01","value":0.975},{"date":"1982-01-01","value":1.029},{"date":"1983-01-01","value":1.008},{"date":"1984-01-01","value":1.018},{"date":"1985-01-01","value":1.072},{"date":"1986-01-01","value":1.095},{"date":"1987-01-01","value":1.075},{"date":"1988-01-01","value":1.181},{"date":"1989-01-01","value":1.237},{"date":"1990-01-01","value":1.185},{"date":"1991-01-01","value":1.287},{"date":"1992-01-01","value":1.272},{"date":"1993-01-01","value":1.324},{"date":"1994-01-01","value":1.339},{"date":"1995-01-01","value":1.329},{"date":"1996-01-01","value":1.336},{"date":"1997-01-01","value":1.39},{"date":"1998-01-01","value":1.461},{"date":"1999-01-01","value":1.481},{"date":"2000-01-01","value":1.547},{"date":"2001-01-01","value":1.625},{"date":"2002-01-01","value":1.649},{"date":"2003-01-01","value":1.615},{"date":"2004-01-01","value":1.642},{"date":"2005-01-01","value":1.612},{"date":"2006-01-01","value":1.607},{"date":"2007-01-01","value":1.526},{"date":"2008-01-01","value":1.54},{"date":"2009-01-01","value":1.495},{"date":"2010-01-01","value":1.52},{"date":"2011-01-01","value":1.514},{"date":"2012-01-01","value":1.449},{"date":"2013-01-01","value":1.474},{"date":"2014-01-01","value":1.461},{"date":"2015-01-01","value":1.425},{"date":"2016-01-01","value":1.466},{"date":"2017-01-01","value":1.466},{"date":"2018-01-01","value":1.428},{"date":"2019-01-01","value":1.475},{"date":"2020-01-01","value":1.429}],"summary":{"latest_period":"2020-01-01","latest_value":1.429,"max":1.649,"mean":1.17765,"min":0.901,"of":23,"rank":12,"trend":"rising"}}