{"entity":{"iso2":"CH","iso3":"CHE","name":"Switzerland","slug":"switzerland"},"indicator":{"licence":"CC BY 4.0 (Our World in Data)","slug":"rate-of-twin-deliveries","source":"Our World in Data","source_url":"https://ourworldindata.org/grapher/rate-of-twin-deliveries","title":"Rate of twin deliveries","unit":null},"observations":[{"date":"1906-01-01","value":1.312},{"date":"1907-01-01","value":1.236},{"date":"1908-01-01","value":1.26},{"date":"1909-01-01","value":1.258},{"date":"1910-01-01","value":1.303},{"date":"1911-01-01","value":1.248},{"date":"1912-01-01","value":1.227},{"date":"1913-01-01","value":1.26},{"date":"1914-01-01","value":1.235},{"date":"1915-01-01","value":1.219},{"date":"1916-01-01","value":1.237},{"date":"1917-01-01","value":1.307},{"date":"1918-01-01","value":1.236},{"date":"1919-01-01","value":1.359},{"date":"1920-01-01","value":1.348},{"date":"1921-01-01","value":1.347},{"date":"1922-01-01","value":1.35},{"date":"1923-01-01","value":1.286},{"date":"1924-01-01","value":1.272},{"date":"1925-01-01","value":1.257},{"date":"1926-01-01","value":1.257},{"date":"1927-01-01","value":1.299},{"date":"1928-01-01","value":1.285},{"date":"1929-01-01","value":1.242},{"date":"1930-01-01","value":1.171},{"date":"1931-01-01","value":1.272},{"date":"1932-01-01","value":1.269},{"date":"1933-01-01","value":1.219},{"date":"1934-01-01","value":1.258},{"date":"1935-01-01","value":1.213},{"date":"1936-01-01","value":1.272},{"date":"1960-01-01","value":1.092},{"date":"1969-01-01","value":0.959},{"date":"1970-01-01","value":0.905},{"date":"1971-01-01","value":0.95},{"date":"1972-01-01","value":0.842},{"date":"1973-01-01","value":0.903},{"date":"1974-01-01","value":0.895},{"date":"1975-01-01","value":0.964},{"date":"1976-01-01","value":0.954},{"date":"1977-01-01","value":0.957},{"date":"1978-01-01","value":0.999},{"date":"1979-01-01","value":0.941},{"date":"1980-01-01","value":1.02},{"date":"1981-01-01","value":0.99},{"date":"1982-01-01","value":0.951},{"date":"1983-01-01","value":0.974},{"date":"1984-01-01","value":0.963},{"date":"1985-01-01","value":1.031},{"date":"1986-01-01","value":1.055},{"date":"1987-01-01","value":1.061},{"date":"1988-01-01","value":1.077},{"date":"1989-01-01","value":1.195},{"date":"1990-01-01","value":1.139},{"date":"1991-01-01","value":1.138},{"date":"1992-01-01","value":1.164},{"date":"1993-01-01","value":1.15},{"date":"1994-01-01","value":1.209},{"date":"1995-01-01","value":1.196},{"date":"1996-01-01","value":1.293},{"date":"1997-01-01","value":1.248},{"date":"1998-01-01","value":1.327},{"date":"1999-01-01","value":1.458},{"date":"2000-01-01","value":1.39},{"date":"2001-01-01","value":1.462},{"date":"2002-01-01","value":1.536},{"date":"2003-01-01","value":1.525},{"date":"2004-01-01","value":1.62},{"date":"2005-01-01","value":1.629},{"date":"2006-01-01","value":1.61},{"date":"2007-01-01","value":1.643},{"date":"2008-01-01","value":1.702},{"date":"2009-01-01","value":1.834},{"date":"2010-01-01","value":1.84},{"date":"2011-01-01","value":1.731},{"date":"2012-01-01","value":1.927},{"date":"2013-01-01","value":1.811},{"date":"2014-01-01","value":1.804},{"date":"2015-01-01","value":1.853},{"date":"2016-01-01","value":1.928},{"date":"2017-01-01","value":1.818},{"date":"2018-01-01","value":1.824},{"date":"2019-01-01","value":1.677},{"date":"2020-01-01","value":1.564}],"summary":{"latest_period":"2020-01-01","latest_value":1.564,"max":1.928,"mean":1.29812,"min":0.842,"of":23,"rank":7,"trend":"rising"}}