{"entity":{"iso2":"JP","iso3":"JPN","name":"Japan","slug":"japan"},"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":"1923-01-01","value":0.298},{"date":"1924-01-01","value":0.299},{"date":"1925-01-01","value":0.3},{"date":"1926-01-01","value":0.328},{"date":"1927-01-01","value":0.312},{"date":"1928-01-01","value":0.329},{"date":"1929-01-01","value":0.338},{"date":"1930-01-01","value":0.355},{"date":"1931-01-01","value":0.358},{"date":"1932-01-01","value":0.366},{"date":"1933-01-01","value":0.344},{"date":"1934-01-01","value":0.367},{"date":"1935-01-01","value":0.389},{"date":"1936-01-01","value":0.349},{"date":"1951-01-01","value":0.647},{"date":"1952-01-01","value":0.638},{"date":"1953-01-01","value":0.637},{"date":"1954-01-01","value":0.651},{"date":"1955-01-01","value":0.63},{"date":"1956-01-01","value":0.64},{"date":"1957-01-01","value":0.659},{"date":"1958-01-01","value":0.647},{"date":"1959-01-01","value":0.645},{"date":"1960-01-01","value":0.629},{"date":"1961-01-01","value":0.648},{"date":"1962-01-01","value":0.642},{"date":"1963-01-01","value":0.638},{"date":"1964-01-01","value":0.65},{"date":"1965-01-01","value":0.622},{"date":"1966-01-01","value":0.657},{"date":"1967-01-01","value":0.638},{"date":"1968-01-01","value":0.617},{"date":"1974-01-01","value":0.583},{"date":"1975-01-01","value":0.593},{"date":"1976-01-01","value":0.586},{"date":"1977-01-01","value":0.624},{"date":"1978-01-01","value":0.622},{"date":"1979-01-01","value":0.642},{"date":"1980-01-01","value":0.644},{"date":"1981-01-01","value":0.652},{"date":"1982-01-01","value":0.657},{"date":"1983-01-01","value":0.656},{"date":"1984-01-01","value":0.658},{"date":"1985-01-01","value":0.658},{"date":"1986-01-01","value":0.653},{"date":"1987-01-01","value":0.665},{"date":"1988-01-01","value":0.677},{"date":"1989-01-01","value":0.702},{"date":"1990-01-01","value":0.706},{"date":"1991-01-01","value":0.723},{"date":"1992-01-01","value":0.756},{"date":"1993-01-01","value":0.782},{"date":"1994-01-01","value":0.832},{"date":"1995-01-01","value":0.866},{"date":"1996-01-01","value":0.89},{"date":"2000-01-01","value":0.996},{"date":"2001-01-01","value":0.997},{"date":"2002-01-01","value":1.073},{"date":"2003-01-01","value":1.112},{"date":"2004-01-01","value":1.14},{"date":"2005-01-01","value":1.152},{"date":"2006-01-01","value":1.137},{"date":"2007-01-01","value":1.12},{"date":"2008-01-01","value":1.038},{"date":"2009-01-01","value":0.995},{"date":"2010-01-01","value":0.956},{"date":"2011-01-01","value":0.95},{"date":"2012-01-01","value":0.983},{"date":"2013-01-01","value":0.99},{"date":"2014-01-01","value":0.991},{"date":"2015-01-01","value":0.989},{"date":"2016-01-01","value":1.012},{"date":"2017-01-01","value":1.021},{"date":"2018-01-01","value":1.036},{"date":"2019-01-01","value":1.021}],"summary":{"latest_period":"2019-01-01","latest_value":1.021,"max":1.152,"mean":0.70404,"min":0.298,"of":23,"rank":23,"trend":"rising"}}