{"entity":{"iso2":null,"iso3":null,"name":"Czechoslovakia","slug":"czechoslovakia"},"indicator":{"licence":"CC BY-NC-SA 3.0 IGO (FAO)","slug":"nutrient-balance-cropland-nitrogen-use-efficiency","source":"Food and Agriculture Organization of the United Nations","source_url":"https://www.fao.org/faostat/en/#data/ESB","title":"Nutrient balance \u2014 Cropland nitrogen use efficiency","unit":"%"},"observations":[{"date":"1961-01-01","value":35.4876},{"date":"1962-01-01","value":32.7585},{"date":"1963-01-01","value":33.3177},{"date":"1964-01-01","value":29.1954},{"date":"1965-01-01","value":25.432},{"date":"1966-01-01","value":28.3647},{"date":"1967-01-01","value":30.2944},{"date":"1968-01-01","value":29.5481},{"date":"1969-01-01","value":28.0234},{"date":"1970-01-01","value":25.3509},{"date":"1971-01-01","value":28.1863},{"date":"1972-01-01","value":26.9098},{"date":"1973-01-01","value":29.2709},{"date":"1974-01-01","value":29.6226},{"date":"1975-01-01","value":25.637},{"date":"1976-01-01","value":23.6535},{"date":"1977-01-01","value":26.1214},{"date":"1978-01-01","value":26.3806},{"date":"1979-01-01","value":21.7569},{"date":"1980-01-01","value":24.2509},{"date":"1981-01-01","value":23.052},{"date":"1982-01-01","value":24.7129},{"date":"1983-01-01","value":26.0096},{"date":"1984-01-01","value":27.1403},{"date":"1985-01-01","value":26.9541},{"date":"1986-01-01","value":25.9312},{"date":"1987-01-01","value":29.2822},{"date":"1988-01-01","value":28.1859},{"date":"1989-01-01","value":27.9537},{"date":"1990-01-01","value":31.3038},{"date":"1991-01-01","value":45.1745},{"date":"1992-01-01","value":41.5965}],"summary":{"latest_period":"1992-01-01","latest_value":41.5965,"max":45.1745,"mean":28.6519,"min":21.7569,"of":201,"rank":131,"trend":"rising"}}