{"id":"worldbank.age-dependency-ratio-old.nga.annual","dataset_id":"worldbank-age-dependency-ratio-old","indicator":"age-dependency-ratio-old","geography":"NGA","frequency":"annual","unit":"percent","start_period":"1960","end_period":"2025","org":"World Bank","original_indicator":"SP.POP.DPND.OL","url":"https://api.worldbank.org/v2","retrieved_at":"2026-11-07T07:57:03+00:00","version":"1","geography_name":"Nigeria","region":"Sub-Saharan Africa ","observations":[{"period":"1960","value":5.9950123827163,"flags":""},{"period":"1961","value":6.02902989781166,"flags":""},{"period":"1962","value":6.0629158491101,"flags":""},{"period":"1963","value":6.09663856897954,"flags":""},{"period":"1964","value":6.12191708379304,"flags":""},{"period":"1965","value":6.13023709114149,"flags":""},{"period":"1966","value":6.12253878853207,"flags":""},{"period":"1967","value":6.09920598033934,"flags":""},{"period":"1968","value":6.07329813901276,"flags":""},{"period":"1969","value":6.0551873523271,"flags":""},{"period":"1970","value":6.04003516004151,"flags":""},{"period":"1971","value":6.03193992799353,"flags":""},{"period":"1972","value":6.03146540964823,"flags":""},{"period":"1973","value":6.03352068702321,"flags":""},{"period":"1974","value":6.0347536026886,"flags":""},{"period":"1975","value":6.03374420649806,"flags":""},{"period":"1976","value":6.03464551014472,"flags":""},{"period":"1977","value":6.03600703349796,"flags":""},{"period":"1978","value":6.03890554825918,"flags":""},{"period":"1979","value":6.04643324148044,"flags":""},{"period":"1980","value":6.05303630214392,"flags":""},{"period":"1981","value":6.06520922529698,"flags":""},{"period":"1982","value":6.08582525989668,"flags":""},{"period":"1983","value":6.11150006648657,"flags":""},{"period":"1984","value":6.13150222542706,"flags":""},{"period":"1985","value":6.14121696850344,"flags":""},{"period":"1986","value":6.1468868000131,"flags":""},{"period":"1987","value":6.14469540798273,"flags":""},{"period":"1988","value":6.13374673287,"flags":""},{"period":"1989","value":6.1149708727166,"flags":""},{"period":"1990","value":6.08694920705253,"flags":""},{"period":"1991","value":6.05404316460451,"flags":""},{"period":"1992","value":6.01550054658054,"flags":""},{"period":"1993","value":5.97310442341152,"flags":""},{"period":"1994","value":5.93051590533189,"flags":""},{"period":"1995","value":5.88900474568311,"flags":""},{"period":"1996","value":5.84949727713336,"flags":""},{"period":"1997","value":5.80880966480748,"flags":""},{"period":"1998","value":5.7669248296103,"flags":""},{"period":"1999","value":5.73082196757657,"flags":""},{"period":"2000","value":5.70641492603394,"flags":""},{"period":"2001","value":5.69116576237841,"flags":""},{"period":"2002","value":5.68358007399579,"flags":""},{"period":"2003","value":5.68291492286295,"flags":""},{"period":"2004","value":5.68471937886517,"flags":""},{"period":"2005","value":5.68764901079681,"flags":""},{"period":"2006","value":5.69283260905037,"flags":""},{"period":"2007","value":5.70032738903982,"flags":""},{"period":"2008","value":5.71115234886325,"flags":""},{"period":"2009","value":5.72407664741991,"flags":""},{"period":"2010","value":5.73438737643302,"flags":""},{"period":"2011","value":5.7373793132556,"flags":""},{"period":"2012","value":5.72972745433616,"flags":""},{"period":"2013","value":5.70474828317801,"flags":""},{"period":"2014","value":5.667599995198,"flags":""},{"period":"2015","value":5.63524212141292,"flags":""},{"period":"2016","value":5.60624840955718,"flags":""},{"period":"2017","value":5.57498452450049,"flags":""},{"period":"2018","value":5.54899709603716,"flags":""},{"period":"2019","value":5.52969938893295,"flags":""},{"period":"2020","value":5.50129019490674,"flags":""},{"period":"2021","value":5.47531059277357,"flags":""},{"period":"2022","value":5.46504862743235,"flags":""},{"period":"2023","value":5.45815496679884,"flags":""},{"period":"2024","value":5.45012289763752,"flags":""},{"period":"2025","value":5.44140442676899,"flags":""}],"indicator_name":"Age dependency ratio, old","topic":"Health","source":"worldbank","provenance":{"organization":"World Bank","original_indicator":"SP.POP.DPND.OL","url":"https://api.worldbank.org/v2","retrieved_at":"2026-11-07T07:57:03+00:00","version":"1","license":"see source"}}