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

The Pie charts illustrate

trend

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the trend

a trend

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of

varing

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varying

proportions in

different

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a different

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kind

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kinds

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of sold

book

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books

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during

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from

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1972 to 2012. It is

clear

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clearly

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obvious that

overally

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overall

Adult and children's fiction obtained upward

tendancy

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tendency

and other

genras

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genres

reached a

falldown

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fall down

. Analysing imaginary books show that, adult one stood

a

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apply

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fifth in 1972 which was followed by

5

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a 5

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% increase until 1992, and

then

with a

deramatic

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dramatic

leap obtained around one out of 2 in 2012. children's

fictions

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fiction

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strated

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started

from 22% in 1972, and until 1990 and 2012, raised smoothly to 22% and 25% sequencly. Turning to

rest

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the rest

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type

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types

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of

book

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books

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, it can be revealed that

others

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other

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books stood about a

quaeter

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quarter

of all in 1972 which

tend

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tended

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rapidly to a fifth and 12

percnt

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per cent

at

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in

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1972 and 1990

repectevly

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respectively

.

This

fact is true for biography and it

sink

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sunk

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to 8% in 2012,

dispite

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despite

obtaining 20% in 1972 and 15% in 1990. travel theme was

a

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apply

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exceptional

,

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apply

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because it was at 15%

in

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for

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first

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the first

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time and hit around 20 out of 100 but tended a

decreased

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decrease

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until 10% in 2012.