{"id":5070,"slug":"african-export-column-composition-19-september-2026-robustness","title":"Robustness of Every African artist earning Spotify chart streams outside Africa, 19 September 2026 (export_streams)","source":"Recomputed from african-export-column-composition-19-september-2026","source_url":"","source_type":"computed","method":"Sensitivity check on \"export_streams\" in the dataset african-export-column-composition-19-september-2026, 11 rows carrying a value. Rows sorted by that column, then the totals recomputed with the largest rows dropped one scenario at a time, and again with named rows excluded. sum_change_pct and mean_change_pct are each scenario against the full set. A finding that moves sharply when a single row leaves is a finding about that row.","unit":"","license":"Afrobeats Wire's compilation and analysis are licensed CC BY 4.0. Rights in the underlying source data remain with the source named above.","confidence":"medium","retrieved":"2026-09-19 13:48:19","n":11,"first_party":0,"columns":[{"key":"scenario","label":"Scenario","type":"text"},{"key":"n","label":"Rows","type":"number"},{"key":"sum","label":"Total","type":"number"},{"key":"mean","label":"Mean","type":"number"},{"key":"top_share_pct","label":"Largest row share, %","type":"number"},{"key":"sum_change_pct","label":"Change in total, %","type":"number"},{"key":"mean_change_pct","label":"Change in mean, %","type":"number"}],"rows":[{"scenario":"All rows","n":11,"sum":355731,"mean":32339.1818,"top_share_pct":22.56,"sum_change_pct":0,"mean_change_pct":0},{"scenario":"Excluding the top 1 (TUL8TE)","n":10,"sum":275478,"mean":27547.8,"top_share_pct":23.91,"sum_change_pct":-22.56,"mean_change_pct":-14.82},{"scenario":"Excluding the top 3 (TUL8TE, Soolking, Nabi)","n":8,"sum":148789,"mean":18598.625,"top_share_pct":28.01,"sum_change_pct":-58.17,"mean_change_pct":-42.49},{"scenario":"Excluding the top 5 (TUL8TE, Soolking, Nabi, Ramy Sabry, Anselmo Ralph)","n":6,"sum":66644,"mean":11107.3333,"top_share_pct":25.8,"sum_change_pct":-81.27,"mean_change_pct":-65.65},{"scenario":"Excluding TUL8TE","n":10,"sum":275478,"mean":27547.8,"top_share_pct":23.91,"sum_change_pct":-22.56,"mean_change_pct":-14.82},{"scenario":"Excluding Nabi","n":10,"sum":294899,"mean":29489.9,"top_share_pct":27.21,"sum_change_pct":-17.1,"mean_change_pct":-8.81}]}