{"entity":{"iso2":"AT","iso3":"AUT","name":"Austria","slug":"austria"},"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":1.224},{"date":"1921-01-01","value":1.058},{"date":"1928-01-01","value":1.234},{"date":"1929-01-01","value":1.198},{"date":"1931-01-01","value":1.159},{"date":"1934-01-01","value":1.22},{"date":"1938-01-01","value":1.192},{"date":"1939-01-01","value":1.178},{"date":"1940-01-01","value":1.225},{"date":"1941-01-01","value":1.24},{"date":"1942-01-01","value":1.277},{"date":"1943-01-01","value":1.321},{"date":"1944-01-01","value":1.245},{"date":"1945-01-01","value":1.076},{"date":"1946-01-01","value":1.309},{"date":"1947-01-01","value":1.177},{"date":"1948-01-01","value":1.18},{"date":"1949-01-01","value":1.2},{"date":"1950-01-01","value":1.231},{"date":"1951-01-01","value":1.14},{"date":"1952-01-01","value":1.124},{"date":"1953-01-01","value":1.112},{"date":"1954-01-01","value":1.108},{"date":"1955-01-01","value":1.109},{"date":"1956-01-01","value":1.086},{"date":"1957-01-01","value":1.137},{"date":"1958-01-01","value":1.107},{"date":"1959-01-01","value":1.076},{"date":"1960-01-01","value":1.072},{"date":"1965-01-01","value":0.999},{"date":"1966-01-01","value":0.968},{"date":"1967-01-01","value":0.888},{"date":"1968-01-01","value":0.953},{"date":"1969-01-01","value":0.935},{"date":"1970-01-01","value":0.914},{"date":"1971-01-01","value":0.95},{"date":"1972-01-01","value":0.928},{"date":"1973-01-01","value":0.897},{"date":"1974-01-01","value":0.903},{"date":"1975-01-01","value":0.944},{"date":"1976-01-01","value":0.891},{"date":"1977-01-01","value":0.868},{"date":"1978-01-01","value":0.873},{"date":"1979-01-01","value":0.859},{"date":"1980-01-01","value":0.878},{"date":"1981-01-01","value":0.868},{"date":"1982-01-01","value":0.902},{"date":"1983-01-01","value":0.915},{"date":"1984-01-01","value":0.883},{"date":"1985-01-01","value":0.95},{"date":"1986-01-01","value":0.926},{"date":"1987-01-01","value":0.907},{"date":"1988-01-01","value":0.993},{"date":"1989-01-01","value":1.017},{"date":"1990-01-01","value":1.034},{"date":"1991-01-01","value":0.984},{"date":"1992-01-01","value":1.061},{"date":"1993-01-01","value":1.023},{"date":"1994-01-01","value":1.182},{"date":"1995-01-01","value":1.191},{"date":"1996-01-01","value":1.156},{"date":"1997-01-01","value":1.239},{"date":"1998-01-01","value":1.207},{"date":"1999-01-01","value":1.324},{"date":"2000-01-01","value":1.275},{"date":"2001-01-01","value":1.495},{"date":"2002-01-01","value":1.462},{"date":"2003-01-01","value":1.568},{"date":"2004-01-01","value":1.54},{"date":"2005-01-01","value":1.509},{"date":"2006-01-01","value":1.648},{"date":"2007-01-01","value":1.679},{"date":"2008-01-01","value":1.687},{"date":"2009-01-01","value":1.682},{"date":"2010-01-01","value":1.725},{"date":"2011-01-01","value":1.759},{"date":"2012-01-01","value":1.569},{"date":"2013-01-01","value":1.665},{"date":"2014-01-01","value":1.603},{"date":"2015-01-01","value":1.551},{"date":"2016-01-01","value":1.549},{"date":"2017-01-01","value":1.547},{"date":"2018-01-01","value":1.513},{"date":"2019-01-01","value":1.477},{"date":"2020-01-01","value":1.418},{"date":"2021-01-01","value":1.449}],"summary":{"latest_period":"2021-01-01","latest_value":1.449,"max":1.759,"mean":1.19529,"min":0.859,"of":23,"rank":11,"trend":"rising"}}