{"id":3055,"slug":"african-export-column-composition-30-august-2026-robustness","title":"Robustness of Every African artist earning Spotify chart streams outside Africa, 30 August 2026 (export_streams)","source":"Recomputed from african-export-column-composition-30-august-2026","source_url":"","source_type":"computed","method":"Sensitivity check on \"export_streams\" in the dataset african-export-column-composition-30-august-2026, 13 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":"streams","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":"2026-08-31 01:49:50","n":13,"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":13,"sum":498043,"mean":38311,"top_share_pct":23.12,"sum_change_pct":0,"mean_change_pct":0},{"scenario":"Excluding the top 1 (Calema)","n":12,"sum":382913,"mean":31909.4167,"top_share_pct":26.1,"sum_change_pct":-23.12,"mean_change_pct":-16.71},{"scenario":"Excluding the top 3 (Calema, DopeNation, Soolking)","n":10,"sum":195493,"mean":19549.3,"top_share_pct":32.31,"sum_change_pct":-60.75,"mean_change_pct":-48.97},{"scenario":"Excluding the top 5 (Calema, DopeNation, Soolking, TUL8TE, Anselmo Ralph)","n":8,"sum":88905,"mean":11113.125,"top_share_pct":31.48,"sum_change_pct":-82.15,"mean_change_pct":-70.99}]}