{"id":"who.who-ntd-onchemo.yem.annual","dataset_id":"who-ntd-onchemo","indicator":"who-ntd-onchemo","geography":"YEM","frequency":"annual","unit":"count","start_period":"2013","end_period":"2025","org":"World Health Organization","original_indicator":"NTD_ONCHEMO","url":"https://ghoapi.azureedge.net/api","retrieved_at":"2026-11-07T23:22:27+00:00","version":"1","geography_name":"Yemen","region":"Middle East, North Africa, Afghanistan & Pakistan","observations":[{"period":"2013","value":300000.0,"flags":""},{"period":"2014","value":300000.0,"flags":""},{"period":"2015","value":315000.0,"flags":""},{"period":"2016","value":322819.0,"flags":""},{"period":"2017","value":628728.0,"flags":""},{"period":"2018","value":628728.0,"flags":""},{"period":"2019","value":628728.0,"flags":""},{"period":"2020","value":628728.0,"flags":""},{"period":"2021","value":763811.0,"flags":""},{"period":"2022","value":1457625.0,"flags":""},{"period":"2023","value":1459857.0,"flags":""},{"period":"2024","value":1459857.0,"flags":""},{"period":"2025","value":1374312.0,"flags":""}],"indicator_name":"Number of individuals in the country requiring preventive chemotherapy for onchocerciasis","topic":"Health","source":"who","provenance":{"organization":"World Health Organization","original_indicator":"NTD_ONCHEMO","url":"https://ghoapi.azureedge.net/api","retrieved_at":"2026-11-07T23:22:27+00:00","version":"1","license":"see source"}}