{"entity":{"iso2":"CZ","iso3":"CZE","name":"Czechia","slug":"czechia"},"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":"1920-01-01","value":1.403},{"date":"1921-01-01","value":1.275},{"date":"1922-01-01","value":1.215},{"date":"1923-01-01","value":1.331},{"date":"1924-01-01","value":1.232},{"date":"1925-01-01","value":1.265},{"date":"1926-01-01","value":1.261},{"date":"1927-01-01","value":1.323},{"date":"1928-01-01","value":1.241},{"date":"1929-01-01","value":1.281},{"date":"1930-01-01","value":1.315},{"date":"1931-01-01","value":1.318},{"date":"1932-01-01","value":1.285},{"date":"1933-01-01","value":1.273},{"date":"1934-01-01","value":1.31},{"date":"1935-01-01","value":1.303},{"date":"1936-01-01","value":1.284},{"date":"1937-01-01","value":1.344},{"date":"1938-01-01","value":1.33},{"date":"1939-01-01","value":1.334},{"date":"1940-01-01","value":1.244},{"date":"1941-01-01","value":1.219},{"date":"1942-01-01","value":1.24},{"date":"1943-01-01","value":1.138},{"date":"1944-01-01","value":1.152},{"date":"1945-01-01","value":1.166},{"date":"1946-01-01","value":1.186},{"date":"1947-01-01","value":1.265},{"date":"1948-01-01","value":1.228},{"date":"1949-01-01","value":1.156},{"date":"1950-01-01","value":1.173},{"date":"1951-01-01","value":1.14},{"date":"1952-01-01","value":1.142},{"date":"1953-01-01","value":1.087},{"date":"1954-01-01","value":1.143},{"date":"1955-01-01","value":1.103},{"date":"1956-01-01","value":1.112},{"date":"1957-01-01","value":1.089},{"date":"1958-01-01","value":1.095},{"date":"1959-01-01","value":1.021},{"date":"1960-01-01","value":0.999},{"date":"1961-01-01","value":0.979},{"date":"1962-01-01","value":0.942},{"date":"1963-01-01","value":0.95},{"date":"1964-01-01","value":0.881},{"date":"1965-01-01","value":0.978},{"date":"1966-01-01","value":0.932},{"date":"1967-01-01","value":0.895},{"date":"1968-01-01","value":0.89},{"date":"1969-01-01","value":0.909},{"date":"1970-01-01","value":0.956},{"date":"1971-01-01","value":0.906},{"date":"1972-01-01","value":0.935},{"date":"1973-01-01","value":0.951},{"date":"1974-01-01","value":0.965},{"date":"1975-01-01","value":0.929},{"date":"1976-01-01","value":0.924},{"date":"1977-01-01","value":0.926},{"date":"1978-01-01","value":0.931},{"date":"1979-01-01","value":0.881},{"date":"1980-01-01","value":0.941},{"date":"1981-01-01","value":0.896},{"date":"1982-01-01","value":0.927},{"date":"1983-01-01","value":0.966},{"date":"1984-01-01","value":0.895},{"date":"1985-01-01","value":0.947},{"date":"1986-01-01","value":0.884},{"date":"1987-01-01","value":0.964},{"date":"1988-01-01","value":0.899},{"date":"1989-01-01","value":0.874},{"date":"1990-01-01","value":0.887},{"date":"1991-01-01","value":0.899},{"date":"1992-01-01","value":0.952},{"date":"1993-01-01","value":0.897},{"date":"1994-01-01","value":0.943},{"date":"1995-01-01","value":1.059},{"date":"1996-01-01","value":1.153},{"date":"1997-01-01","value":1.304},{"date":"1998-01-01","value":1.62},{"date":"1999-01-01","value":1.616},{"date":"2000-01-01","value":1.524},{"date":"2001-01-01","value":1.705},{"date":"2002-01-01","value":1.641},{"date":"2003-01-01","value":1.723},{"date":"2004-01-01","value":1.887},{"date":"2005-01-01","value":1.916},{"date":"2006-01-01","value":2.034},{"date":"2007-01-01","value":2.041},{"date":"2008-01-01","value":2.028},{"date":"2009-01-01","value":2.045},{"date":"2010-01-01","value":2.127},{"date":"2011-01-01","value":1.916},{"date":"2012-01-01","value":1.858},{"date":"2013-01-01","value":1.689},{"date":"2014-01-01","value":1.55},{"date":"2015-01-01","value":1.476},{"date":"2016-01-01","value":1.496},{"date":"2017-01-01","value":1.4},{"date":"2018-01-01","value":1.324},{"date":"2019-01-01","value":1.309},{"date":"2020-01-01","value":1.337}],"summary":{"latest_period":"2020-01-01","latest_value":1.337,"max":2.127,"mean":1.23,"min":0.874,"of":23,"rank":15,"trend":"rising"}}