{"index":"Sankofa Extraction Index (SEI)","methodology":"SSRN 6237160","note":"Summary scores only. Component decomposition, lineage, history and exports require a licensed seat.","asOf":"2026-08-17T21:35:20.996Z","markets":[{"iso3":"NGA","name":"Nigeria","sei":63,"grade":"Captured"},{"iso3":"EGY","name":"Egypt","sei":56,"grade":"Captured"},{"iso3":"GHA","name":"Ghana","sei":55.3,"grade":"Captured"},{"iso3":"ETH","name":"Ethiopia","sei":50.5,"grade":"Critical"},{"iso3":"KEN","name":"Kenya","sei":43.1,"grade":"Balanced"},{"iso3":"ZAF","name":"South Africa","sei":35.2,"grade":"Balanced"}]}