{"entity":{"iso2":"WS","iso3":"WSM","name":"Samoa","slug":"samoa"},"indicator":{"licence":"CC BY 4.0 (Our World in Data)","slug":"urban-area-long-term","source":"HYDE (2025) \u2013 with minor processing by Our World in Data","source_url":"https://ourworldindata.org/grapher/urban-area-long-term","title":"Urban area over the long-term","unit":"km\u00b2 per grid cell"},"observations":[{"date":"1000-01-01","value":0.0},{"date":"1100-01-01","value":0.0},{"date":"1200-01-01","value":0.0},{"date":"1300-01-01","value":0.0},{"date":"1400-01-01","value":0.0},{"date":"1500-01-01","value":0.0},{"date":"1600-01-01","value":0.0},{"date":"1700-01-01","value":0.0},{"date":"1710-01-01","value":0.0205968},{"date":"1720-01-01","value":0.0252944},{"date":"1730-01-01","value":0.0310633},{"date":"1740-01-01","value":0.0381479},{"date":"1750-01-01","value":0.0468483},{"date":"1760-01-01","value":0.057533},{"date":"1770-01-01","value":0.0706545},{"date":"1780-01-01","value":0.0867687},{"date":"1790-01-01","value":0.106558},{"date":"1800-01-01","value":0.130861},{"date":"1810-01-01","value":0.160706},{"date":"1820-01-01","value":0.197907},{"date":"1830-01-01","value":0.243718},{"date":"1840-01-01","value":0.300135},{"date":"1850-01-01","value":0.36961},{"date":"1860-01-01","value":0.455167},{"date":"1870-01-01","value":0.597396},{"date":"1880-01-01","value":0.783951},{"date":"1890-01-01","value":1.02776},{"date":"1900-01-01","value":1.34064},{"date":"1910-01-01","value":1.12521},{"date":"1920-01-01","value":1.63656},{"date":"1930-01-01","value":2.17819},{"date":"1940-01-01","value":2.65512},{"date":"1950-01-01","value":3.20242},{"date":"1951-01-01","value":3.3962},{"date":"1952-01-01","value":3.60738},{"date":"1953-01-01","value":3.83684},{"date":"1954-01-01","value":4.08771},{"date":"1955-01-01","value":4.36139},{"date":"1956-01-01","value":4.65911},{"date":"1957-01-01","value":4.78044},{"date":"1958-01-01","value":4.84951},{"date":"1959-01-01","value":4.92572},{"date":"1960-01-01","value":5.00847},{"date":"1961-01-01","value":5.0963},{"date":"1962-01-01","value":5.1935},{"date":"1963-01-01","value":5.29727},{"date":"1964-01-01","value":5.40704},{"date":"1965-01-01","value":5.52233},{"date":"1966-01-01","value":5.64449},{"date":"1967-01-01","value":5.81057},{"date":"1968-01-01","value":5.99243},{"date":"1969-01-01","value":6.17393},{"date":"1970-01-01","value":6.35237},{"date":"1971-01-01","value":6.56302},{"date":"1972-01-01","value":6.71118},{"date":"1973-01-01","value":6.81484},{"date":"1974-01-01","value":6.90192},{"date":"1975-01-01","value":6.9791},{"date":"1976-01-01","value":7.07232},{"date":"1977-01-01","value":7.14381},{"date":"1978-01-01","value":7.20152},{"date":"1979-01-01","value":7.2545},{"date":"1980-01-01","value":7.30359},{"date":"1981-01-01","value":7.3763},{"date":"1982-01-01","value":7.44578},{"date":"1983-01-01","value":7.51292},{"date":"1984-01-01","value":7.58073},{"date":"1985-01-01","value":7.6496},{"date":"1986-01-01","value":7.69487},{"date":"1987-01-01","value":7.74277},{"date":"1988-01-01","value":7.79883},{"date":"1989-01-01","value":7.87079},{"date":"1990-01-01","value":7.96397},{"date":"1991-01-01","value":8.05507},{"date":"1992-01-01","value":8.18641},{"date":"1993-01-01","value":8.34336},{"date":"1994-01-01","value":8.5071},{"date":"1995-01-01","value":8.66949},{"date":"1996-01-01","value":8.8159},{"date":"1997-01-01","value":8.95872},{"date":"1998-01-01","value":9.09571},{"date":"1999-01-01","value":9.22517},{"date":"2000-01-01","value":9.34574},{"date":"2001-01-01","value":9.45775},{"date":"2002-01-01","value":9.57466},{"date":"2003-01-01","value":9.69666},{"date":"2004-01-01","value":9.82235},{"date":"2005-01-01","value":9.95111},{"date":"2006-01-01","value":10.0822},{"date":"2007-01-01","value":10.2161},{"date":"2008-01-01","value":10.3539},{"date":"2009-01-01","value":10.4962},{"date":"2010-01-01","value":10.6441},{"date":"2011-01-01","value":10.7977},{"date":"2012-01-01","value":10.9561},{"date":"2013-01-01","value":11.1174},{"date":"2014-01-01","value":11.2776},{"date":"2015-01-01","value":11.4346},{"date":"2016-01-01","value":11.586},{"date":"2017-01-01","value":11.7344},{"date":"2018-01-01","value":11.8794},{"date":"2019-01-01","value":12.0217},{"date":"2020-01-01","value":12.1633},{"date":"2021-01-01","value":12.4202},{"date":"2022-01-01","value":12.6785},{"date":"2023-01-01","value":12.9391},{"date":"2024-01-01","value":13.1995},{"date":"2025-01-01","value":13.461}],"summary":{"latest_period":"2025-01-01","latest_value":13.461,"max":13.461,"mean":5.83925,"min":0.0,"of":202,"rank":186,"trend":"volatile"}}
