{"id":8442,"slug":"south-africa-chart-origin-breakdown-22-to-29-october-2026-robustness","title":"Robustness of African-origin artists on South Africa’s own Spotify chart, two matched Thursday readings, 22 and 29 October 2026 (change)","source":"Recomputed from south-africa-chart-origin-breakdown-22-to-29-october-2026","source_url":"","source_type":"computed","method":"Sensitivity check on \"change\" in the dataset south-africa-chart-origin-breakdown-22-to-29-october-2026, 24 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":"2026-10-29 19:56:31","n":24,"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":24,"sum":-9791,"mean":-407.9583,"top_share_pct":-194.83,"sum_change_pct":0,"mean_change_pct":0},{"scenario":"Excluding the top 1 (DJ Zinhle)","n":23,"sum":-28867,"mean":-1255.087,"top_share_pct":-52.72,"sum_change_pct":194.83,"mean_change_pct":207.65},{"scenario":"Excluding the top 3 (DJ Zinhle, Nkosazana Daughter, Sun-El Musician)","n":21,"sum":-58135,"mean":-2768.3333,"top_share_pct":-23.09,"sum_change_pct":493.76,"mean_change_pct":578.58},{"scenario":"Excluding the top 5 (DJ Zinhle, Nkosazana Daughter, Sun-El Musician, Kwesta, Sja\u2026)","n":19,"sum":-84951,"mean":-4471.1053,"top_share_pct":-4.12,"sum_change_pct":767.64,"mean_change_pct":995.97}]}