{"id":5830,"slug":"south-africa-panel-composition-27-september-2026-robustness","title":"Robustness of What drove South Africa’s one-day gain on this desk’s 50-artist Spotify panel, 26 to 27 September 2026 (change_streams)","source":"Recomputed from south-africa-panel-composition-27-september-2026","source_url":"","source_type":"computed","method":"Sensitivity check on \"change_streams\" in the dataset south-africa-panel-composition-27-september-2026, 6 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":"2026-09-27 01:56:24","n":6,"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":6,"sum":498896,"mean":83149.3333,"top_share_pct":39.73,"sum_change_pct":0,"mean_change_pct":0},{"scenario":"Excluding the top 1 (Udumakahle)","n":5,"sum":300694,"mean":60138.8,"top_share_pct":53.18,"sum_change_pct":-39.73,"mean_change_pct":-27.67},{"scenario":"Excluding the top 3 (Udumakahle, Loatinover Pounds, DJ Zinhle)","n":3,"sum":22671,"mean":7557,"top_share_pct":74.84,"sum_change_pct":-95.46,"mean_change_pct":-90.91},{"scenario":"Excluding the top 5 (Udumakahle, Loatinover Pounds, DJ Zinhle, Kabza De Small, Du2026)","n":1,"sum":1799,"mean":1799,"top_share_pct":100,"sum_change_pct":-99.64,"mean_change_pct":-97.84}]}