Music Maths

Chart records, streaming ratios, album sales percentages and country festival maths — curated reference data for Taylor Swift chart facts and the UK country boom.

Reference data updated 13 June 2026.

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Content focus All music maths Chart toppers (album records) Country music boom

Number of questions 5 8 10 12 14

Topic focus All topics Percentage increase Ratios and comparisons Mean averages Streaming data

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View source data · Data sources & attribution

Topics covered

• Percentage increase in album sales
• Ratios of #1 albums and streaming week-on-week
• Mean years between releases
• Country festival merch revenue chains

Questions use curated teaching datasets (not live chart APIs). Use the content focus to filter chart-topper vs country questions.