The pie charts indicate changes in the proportions of energy produced in a country from 1983 to 2003.

The pie chart displays the

number

of energy namely

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hydropower

hyropower

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power

, oil , nuclear power, coal , and natural gas in a country from 1983 to 2003

Overall

, the

number

of oil on top

in

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of

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the chart the

number

of oil stated 42% in 1983 . After which

this

figure decreased to 38% in 2003 . The

number

of coal began

23

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at 23

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% in 1983 and

then

this

type fell

shaply

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sharply

to 13% in 2003 . The proportion of

hyolropower

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hydropower

not change in 20 years. The

number

of natural gas and

nuchear

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nuclear

power all increased quickly. Natural gas's started 11% in 1983 .

Ater

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After

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which

this

type grew quickly to 21% in 2003 . And nuclear

power's

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powers

power

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began at 20% in 1983

after

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and after

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20years

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20 years

this

figure increased slowly

24

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to 24

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% .