The Toy Story single is her ninth all-format airplay leader.

Taylor Swift

Beth Garrabrant

Taylor Swift claims the No. 1 spot on Billboard’s all-format Radio Songs chart as “I Knew It, I Knew You” rises a rung on the Aug. 29-dated ranking.

The song drew 64.7 million airplay audience impressions Aug. 14-20. (The chart measures songs’ weekly reach, as tabulated by Mediabase and provided to Billboard by Luminate, on more than 1,100 U.S. radio stations.)