The pie charts below show the percentage of five kinds of books sold by a bookseller between 1972 and 2012

The pie charts below show the percentage of five kinds of books sold by a bookseller between 1972 and 2012
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The provided charts compare how many books are sold by a bookseller over a 40-year period.
Overall
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, what stands out from the charts is that in 1972 the figures for
Adult
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fiction
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, Children’s
fiction
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, and
Biography
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had a similar percentage, with that for
Adult
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fiction
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seeing the largest increase. Looking at the data for 1972, the proportions of
adult
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fiction
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, children's
fiction
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, and
biography
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sales
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were equal to one-fifth, with each of them being half of the other book
sales
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. In 1992, there was a gradual rise to 25% and 22% in
sales
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of
adult
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fiction
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and children’s
fiction
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respectively.
In contrast
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, the indicator of
biography
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sales
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decreased to 15%. The shares of travel book
sales
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went up steadily to 18%, being smaller than those of other books by a margin of 2%. Regarding rates in 2012, there was a considerable increase of 20% in the percentage of
adult
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fiction
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, accounting for 45% of the total and making
sales
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with the highest proportion. Turning to the share of children’s
fiction
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, it saw a small growth to 25%, representing the second-highest indicator. With regard to Travel and
Biography
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sales
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, the former and the latter made up 10% and 8% of the total respectively compared with the percentage of others,
its
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it
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indicated 12%.
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Vocabulary: Replace the words adult, fiction, biography, sales with synonyms.
Vocabulary: The word "charts" was used 2 times.
Vocabulary: The word "compare" was used 2 times.
Vocabulary: The word "percentage" was used 3 times.
Vocabulary: The word "proportions" was used 2 times.
Vocabulary: The word "increase" was used 2 times.
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