{"id":5193,"slug":"african-export-column-persistent-nine-vs-rest-22aug-20sep-2026","title":"Spotify’s African export column, split between the nine artists present on every date and everyone else, 22 August to 20 September 2026","source":"Computed from this desk's african-export-column-artist-by-date-22aug-to-20sep-2026 dataset","source_url":"","source_type":"computed","method":"For each of the 20 collection dates in african-export-column-artist-by-date-22aug-to-20sep-2026, artists are split into two groups: the nine present on all 20 dates (Soolking, TUL8TE, Anselmo Ralph, Ramy Sabry, Cairokee, Master Jake, Mohamed Hamaki, Sherine, Amr Diab) and every other artist that appears anywhere in the window. persistent_nine and all_other_artists are each date's export streams summed within their group; export_streams is their sum and reconciles to the market-by-market export total for that date. persistent_share_pct is persistent_nine divided by export_streams. The three index columns rebase each series to 100 on 22 August 2026, the window's opening date, so the shapes of the three lines can be compared regardless of scale.","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":"2026-09-20 20:00:43","n":20,"first_party":0,"columns":[{"key":"date","label":"Date","type":"text"},{"key":"export_streams","label":"Export streams","type":"number"},{"key":"persistent_nine","label":"Persistent nine","type":"number"},{"key":"all_other_artists","label":"All other artists","type":"number"},{"key":"persistent_share_pct","label":"Persistent share, %","type":"number"},{"key":"export_index_22aug","label":"Export index (22 Aug=100)","type":"number"},{"key":"persistent_index_22aug","label":"Persistent index (22 Aug=100)","type":"number"},{"key":"other_index_22aug","label":"Other index (22 Aug=100)","type":"number"}],"rows":[{"date":"2026-08-22","export_streams":401262,"persistent_nine":263318,"all_other_artists":137944,"persistent_share_pct":65.6,"export_index_22aug":100,"persistent_index_22aug":100,"other_index_22aug":100},{"date":"2026-08-24","export_streams":431972,"persistent_nine":273573,"all_other_artists":158399,"persistent_share_pct":63.3,"export_index_22aug":107.7,"persistent_index_22aug":103.9,"other_index_22aug":114.8},{"date":"2026-08-25","export_streams":337556,"persistent_nine":249428,"all_other_artists":88128,"persistent_share_pct":73.9,"export_index_22aug":84.1,"persistent_index_22aug":94.7,"other_index_22aug":63.9},{"date":"2026-08-27","export_streams":397659,"persistent_nine":289826,"all_other_artists":107833,"persistent_share_pct":72.9,"export_index_22aug":99.1,"persistent_index_22aug":110.1,"other_index_22aug":78.2},{"date":"2026-08-28","export_streams":388000,"persistent_nine":280318,"all_other_artists":107682,"persistent_share_pct":72.2,"export_index_22aug":96.7,"persistent_index_22aug":106.5,"other_index_22aug":78.1},{"date":"2026-08-30","export_streams":424539,"persistent_nine":290711,"all_other_artists":133828,"persistent_share_pct":68.5,"export_index_22aug":105.8,"persistent_index_22aug":110.4,"other_index_22aug":97},{"date":"2026-08-31","export_streams":454862,"persistent_nine":287910,"all_other_artists":166952,"persistent_share_pct":63.3,"export_index_22aug":113.4,"persistent_index_22aug":109.3,"other_index_22aug":121},{"date":"2026-09-01","export_streams":348844,"persistent_nine":264116,"all_other_artists":84728,"persistent_share_pct":75.7,"export_index_22aug":86.9,"persistent_index_22aug":100.3,"other_index_22aug":61.4},{"date":"2026-09-02","export_streams":385566,"persistent_nine":265849,"all_other_artists":119717,"persistent_share_pct":69,"export_index_22aug":96.1,"persistent_index_22aug":101,"other_index_22aug":86.8},{"date":"2026-09-04","export_streams":370990,"persistent_nine":269933,"all_other_artists":101057,"persistent_share_pct":72.8,"export_index_22aug":92.5,"persistent_index_22aug":102.5,"other_index_22aug":73.3},{"date":"2026-09-06","export_streams":298445,"persistent_nine":288022,"all_other_artists":10423,"persistent_share_pct":96.5,"export_index_22aug":74.4,"persistent_index_22aug":109.4,"other_index_22aug":7.6},{"date":"2026-09-07","export_streams":378153,"persistent_nine":291244,"all_other_artists":86909,"persistent_share_pct":77,"export_index_22aug":94.2,"persistent_index_22aug":110.6,"other_index_22aug":63},{"date":"2026-09-12","export_streams":329559,"persistent_nine":314011,"all_other_artists":15548,"persistent_share_pct":95.3,"export_index_22aug":82.1,"persistent_index_22aug":119.3,"other_index_22aug":11.3},{"date":"2026-09-13","export_streams":329424,"persistent_nine":304306,"all_other_artists":25118,"persistent_share_pct":92.4,"export_index_22aug":82.1,"persistent_index_22aug":115.6,"other_index_22aug":18.2},{"date":"2026-09-14","export_streams":306996,"persistent_nine":292804,"all_other_artists":14192,"persistent_share_pct":95.4,"export_index_22aug":76.5,"persistent_index_22aug":111.2,"other_index_22aug":10.3},{"date":"2026-09-15","export_streams":272369,"persistent_nine":258466,"all_other_artists":13903,"persistent_share_pct":94.9,"export_index_22aug":67.9,"persistent_index_22aug":98.2,"other_index_22aug":10.1},{"date":"2026-09-16","export_streams":340960,"persistent_nine":264495,"all_other_artists":76465,"persistent_share_pct":77.6,"export_index_22aug":85,"persistent_index_22aug":100.4,"other_index_22aug":55.4},{"date":"2026-09-17","export_streams":327752,"persistent_nine":262628,"all_other_artists":65124,"persistent_share_pct":80.1,"export_index_22aug":81.7,"persistent_index_22aug":99.7,"other_index_22aug":47.2},{"date":"2026-09-19","export_streams":355731,"persistent_nine":282003,"all_other_artists":73728,"persistent_share_pct":79.3,"export_index_22aug":88.7,"persistent_index_22aug":107.1,"other_index_22aug":53.4},{"date":"2026-09-20","export_streams":360719,"persistent_nine":283743,"all_other_artists":76976,"persistent_share_pct":78.7,"export_index_22aug":89.9,"persistent_index_22aug":107.8,"other_index_22aug":55.8}]}