{"id":7877,"slug":"south-africa-home-chart-share-series-17aug-22oct-2026-robustness","title":"Robustness of South Africa’s Spotify home-chart African share, five readings, 17 August to 22 October 2026 (african_share_pct)","source":"Recomputed from south-africa-home-chart-share-series-17aug-22oct-2026","source_url":"","source_type":"computed","method":"Sensitivity check on \"african_share_pct\" in the dataset south-africa-home-chart-share-series-17aug-22oct-2026, 5 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":"pct","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":"2026-10-22 13:52:31","n":5,"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":5,"sum":72.9,"mean":14.58,"top_share_pct":25.56,"sum_change_pct":0,"mean_change_pct":0},{"scenario":"Excluding the top 1 (2026-10-22)","n":4,"sum":54.27,"mean":13.5675,"top_share_pct":28.98,"sum_change_pct":-25.56,"mean_change_pct":-6.94},{"scenario":"Excluding the top 3 (2026-10-22, 2026-09-07, 2026-08-31)","n":2,"sum":24.84,"mean":12.42,"top_share_pct":54.83,"sum_change_pct":-65.93,"mean_change_pct":-14.81}]}