Where it comes from
Japanese-language document, 2016 The Pokémon Company (Wayback capture of corporate site) · 15 July 2016 Open the original ↗
The line in the source
（2016年5月末現在） ・すべてのポケモン関連ソフトの累計販売数：全世界で2億8,000万本以上 [gloss: all Pokémon-related software cumulative SALES count: over 280 million worldwide] Related figures
The same measure, other periods