{"entity":{"iso2":null,"iso3":null,"name":"USSR","slug":"ussr"},"indicator":{"licence":"CC BY 4.0 (Our World in Data)","slug":"annual-change-oil","source":"Energy Institute - Statistical Review of World Energy (2026); Smil (2017) \u2013 with major processing by Our World in Data","source_url":"https://ourworldindata.org/grapher/annual-change-oil","title":"Annual change in primary energy from oil","unit":"terawatt-hours"},"observations":[{"date":"1966-01-01","value":141.398},{"date":"1967-01-01","value":191.296},{"date":"1968-01-01","value":153.573},{"date":"1969-01-01","value":157.263},{"date":"1970-01-01","value":266.063},{"date":"1971-01-01","value":174.728},{"date":"1972-01-01","value":260.491},{"date":"1973-01-01","value":250.738},{"date":"1974-01-01","value":353.772},{"date":"1975-01-01","value":190.426},{"date":"1976-01-01","value":114.024},{"date":"1977-01-01","value":170.129},{"date":"1978-01-01","value":270.356},{"date":"1979-01-01","value":82.2378},{"date":"1980-01-01","value":230.358},{"date":"1981-01-01","value":43.6089},{"date":"1982-01-01","value":-36.832},{"date":"1983-01-01","value":-73.1606},{"date":"1984-01-01","value":0.711914}],"summary":{"latest_period":"1984-01-01","latest_value":0.711914,"max":353.772,"mean":154.799,"min":-73.1606,"of":3,"rank":3,"trend":"volatile"}}