{"entity":{"iso2":"YE","iso3":"YEM","name":"Yemen","slug":"yemen-rep"},"indicator":{"licence":"CC BY 4.0 (Our World in Data)","slug":"lettuce-yields","source":"Food and Agriculture Organization of the United Nations (2025) \u2013 with major processing by Our World in Data","source_url":"https://ourworldindata.org/grapher/lettuce-yields","title":"Lettuce yields","unit":"tonnes per hectare"},"observations":[{"date":"1979-01-01","value":0.8},{"date":"1980-01-01","value":0.8953},{"date":"1981-01-01","value":0.7831},{"date":"1982-01-01","value":0.7907},{"date":"1983-01-01","value":0.7766},{"date":"1984-01-01","value":1.5098},{"date":"1985-01-01","value":1.566},{"date":"1986-01-01","value":1.5484},{"date":"1987-01-01","value":5.6129},{"date":"1988-01-01","value":6.396},{"date":"1989-01-01","value":4.8929},{"date":"1990-01-01","value":4.6092},{"date":"1991-01-01","value":4.4703},{"date":"1992-01-01","value":4.4844},{"date":"1993-01-01","value":4.4844}],"summary":{"latest_period":"1993-01-01","latest_value":4.4844,"max":6.396,"mean":2.908,"min":0.7766,"of":111,"rank":104,"trend":"volatile"}}