{"entity":{"iso2":"PT","iso3":"PRT","name":"Portugal","slug":"portugal"},"indicator":{"licence":"Derived by Statizoid from the sources named on the page","slug":"sdrs-holdings-sdr-per-square-kilometre","source":"Statizoid (derived)","source_url":null,"title":"SDRs holdings, SDR, per square kilometre","unit":"units per square kilometre"},"observations":[{"date":"1961-01-01","value":0.0},{"date":"1962-01-01","value":0.0},{"date":"1963-01-01","value":0.0},{"date":"1964-01-01","value":0.0},{"date":"1965-01-01","value":0.0},{"date":"1966-01-01","value":0.0},{"date":"1967-01-01","value":0.0},{"date":"1968-01-01","value":0.0},{"date":"1969-01-01","value":0.0},{"date":"1970-01-01","value":0.0},{"date":"1971-01-01","value":0.0},{"date":"1972-01-01","value":0.0},{"date":"1973-01-01","value":0.0},{"date":"1974-01-01","value":0.0},{"date":"1975-01-01","value":76.5027},{"date":"1976-01-01","value":91.3661},{"date":"1977-01-01","value":41.2022},{"date":"1978-01-01","value":0.0},{"date":"1979-01-01","value":6.77596},{"date":"1980-01-01","value":0.0},{"date":"1981-01-01","value":95.3005},{"date":"1982-01-01","value":24.5902},{"date":"1983-01-01","value":9.28962},{"date":"1984-01-01","value":136.721},{"date":"1985-01-01","value":169.617},{"date":"1986-01-01","value":590.164},{"date":"1987-01-01","value":612.787},{"date":"1988-01-01","value":31.0383},{"date":"1989-01-01","value":14.8634},{"date":"1990-01-01","value":439.891},{"date":"1991-01-01","value":745.902},{"date":"1992-01-01","value":366.557},{"date":"1993-01-01","value":458.284},{"date":"1994-01-01","value":528.102},{"date":"1995-01-01","value":622.505},{"date":"1996-01-01","value":745.296},{"date":"1997-01-01","value":868.089},{"date":"1998-01-01","value":1048.62},{"date":"1999-01-01","value":350.998},{"date":"2000-01-01","value":450.447},{"date":"2001-01-01","value":540.152},{"date":"2002-01-01","value":610.067},{"date":"2003-01-01","value":668.11},{"date":"2004-01-01","value":724.055},{"date":"2005-01-01","value":786.875},{"date":"2006-01-01","value":823.352},{"date":"2007-01-01","value":851.493},{"date":"2008-01-01","value":869.513},{"date":"2009-01-01","value":9098.09},{"date":"2010-01-01","value":9097.95},{"date":"2011-01-01","value":8653.5},{"date":"2012-01-01","value":8661.26},{"date":"2013-01-01","value":8652.74},{"date":"2014-01-01","value":8654.35},{"date":"2015-01-01","value":8656.97},{"date":"2016-01-01","value":5844.45},{"date":"2017-01-01","value":5852.45},{"date":"2018-01-01","value":5867.95},{"date":"2019-01-01","value":5884.65},{"date":"2020-01-01","value":5994.33},{"date":"2021-01-01","value":29378.4},{"date":"2022-01-01","value":30407.4},{"date":"2023-01-01","value":29399.5}],"summary":{"latest_period":"2023-01-01","latest_value":29399.5,"max":30407.4,"mean":3087.34,"min":0.0,"of":189,"rank":35,"trend":"volatile"}}