The pie charts illustrate the percentage of energy generated from five different sources, namely Hydropower, Oil, Nuclear power, Coal, Natural gas, in a particular nation between 1983 and 2003.

The graphs illustrate the percentage of different resources' energy production in five nations in 1985 and 2003.

Overall

,

it is clear that

oil was the dominant in both years, and they were over 35%. Other renewable power accounted

the

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for the

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least in the two diagrams, and they were less than 5%. The consist of energy production by resources changed a lot during

this

period. Looking at the graphs more closely one can see that in 1985, oil stood at 52% which was more than half, and it decreased to 39% by 2003. Nearly 13% of production was gone. Hydro remains constant. The second place originally was the nuclear power, but 18 years later, it was replaced by the coal. Nuclear power lost 14% during an 18-year period.

However

, coal and natural gas rose to 22-23% in 2003. In the beginning, they were at 8% and 13% respectively. Other renewable sources gained 3

percent

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per cent

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in 2003.