{"entity":{"iso2":"NO","iso3":"NOR","name":"Norway","slug":"norway"},"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":"1899-01-01","value":1.35},{"date":"1900-01-01","value":1.305},{"date":"1901-01-01","value":1.396},{"date":"1902-01-01","value":1.31},{"date":"1903-01-01","value":1.334},{"date":"1904-01-01","value":1.305},{"date":"1905-01-01","value":1.364},{"date":"1906-01-01","value":1.353},{"date":"1907-01-01","value":1.391},{"date":"1908-01-01","value":1.338},{"date":"1909-01-01","value":1.385},{"date":"1910-01-01","value":1.349},{"date":"1911-01-01","value":1.375},{"date":"1912-01-01","value":1.463},{"date":"1913-01-01","value":1.364},{"date":"1914-01-01","value":1.261},{"date":"1915-01-01","value":1.447},{"date":"1916-01-01","value":1.393},{"date":"1917-01-01","value":1.51},{"date":"1918-01-01","value":1.386},{"date":"1919-01-01","value":1.477},{"date":"1920-01-01","value":1.444},{"date":"1921-01-01","value":1.486},{"date":"1922-01-01","value":1.462},{"date":"1923-01-01","value":1.449},{"date":"1924-01-01","value":1.453},{"date":"1925-01-01","value":1.4},{"date":"1926-01-01","value":1.523},{"date":"1927-01-01","value":1.443},{"date":"1928-01-01","value":1.385},{"date":"1929-01-01","value":1.494},{"date":"1930-01-01","value":1.522},{"date":"1931-01-01","value":1.411},{"date":"1932-01-01","value":1.375},{"date":"1933-01-01","value":1.436},{"date":"1934-01-01","value":1.313},{"date":"1935-01-01","value":1.355},{"date":"1936-01-01","value":1.36},{"date":"1937-01-01","value":1.335},{"date":"1938-01-01","value":1.387},{"date":"1939-01-01","value":1.379},{"date":"1940-01-01","value":1.369},{"date":"1941-01-01","value":1.281},{"date":"1942-01-01","value":1.115},{"date":"1943-01-01","value":1.206},{"date":"1944-01-01","value":1.196},{"date":"1945-01-01","value":1.17},{"date":"1946-01-01","value":1.286},{"date":"1947-01-01","value":1.36},{"date":"1948-01-01","value":1.371},{"date":"1949-01-01","value":1.285},{"date":"1950-01-01","value":1.405},{"date":"1951-01-01","value":1.31},{"date":"1952-01-01","value":1.286},{"date":"1953-01-01","value":1.294},{"date":"1954-01-01","value":1.226},{"date":"1955-01-01","value":1.172},{"date":"1956-01-01","value":1.192},{"date":"1957-01-01","value":1.16},{"date":"1958-01-01","value":1.143},{"date":"1959-01-01","value":1.152},{"date":"1960-01-01","value":1.141},{"date":"1961-01-01","value":1.172},{"date":"1962-01-01","value":1.093},{"date":"1963-01-01","value":1.05},{"date":"1964-01-01","value":1.112},{"date":"1965-01-01","value":1.039},{"date":"1966-01-01","value":1.005},{"date":"1967-01-01","value":0.98},{"date":"1968-01-01","value":0.956},{"date":"1969-01-01","value":1.048},{"date":"1970-01-01","value":0.975},{"date":"1971-01-01","value":0.948},{"date":"1972-01-01","value":0.871},{"date":"1973-01-01","value":0.959},{"date":"1974-01-01","value":0.896},{"date":"1975-01-01","value":0.956},{"date":"1976-01-01","value":0.965},{"date":"1977-01-01","value":0.921},{"date":"1978-01-01","value":1.069},{"date":"1979-01-01","value":0.903},{"date":"1980-01-01","value":0.929},{"date":"1981-01-01","value":0.926},{"date":"1982-01-01","value":0.993},{"date":"1983-01-01","value":0.94},{"date":"1984-01-01","value":0.943},{"date":"1985-01-01","value":1.1},{"date":"1986-01-01","value":1.003},{"date":"1987-01-01","value":1.092},{"date":"1988-01-01","value":1.094},{"date":"1989-01-01","value":1.172},{"date":"1990-01-01","value":1.236},{"date":"1991-01-01","value":1.241},{"date":"1992-01-01","value":1.327},{"date":"1993-01-01","value":1.368},{"date":"1994-01-01","value":1.425},{"date":"1995-01-01","value":1.527},{"date":"1996-01-01","value":1.47},{"date":"1997-01-01","value":1.577},{"date":"1998-01-01","value":1.567},{"date":"1999-01-01","value":1.764},{"date":"2000-01-01","value":1.769},{"date":"2001-01-01","value":1.818},{"date":"2002-01-01","value":1.914},{"date":"2003-01-01","value":1.885},{"date":"2004-01-01","value":1.858},{"date":"2005-01-01","value":1.829},{"date":"2006-01-01","value":1.755},{"date":"2007-01-01","value":1.774},{"date":"2008-01-01","value":1.73},{"date":"2009-01-01","value":1.735},{"date":"2010-01-01","value":1.617},{"date":"2011-01-01","value":1.638},{"date":"2012-01-01","value":1.683},{"date":"2013-01-01","value":1.64},{"date":"2014-01-01","value":1.575},{"date":"2015-01-01","value":1.641},{"date":"2016-01-01","value":1.579},{"date":"2017-01-01","value":1.572},{"date":"2018-01-01","value":1.477},{"date":"2019-01-01","value":1.502},{"date":"2020-01-01","value":1.328}],"summary":{"latest_period":"2020-01-01","latest_value":1.328,"max":1.914,"mean":1.33048,"min":0.871,"of":23,"rank":16,"trend":"rising"}}