The bar chart shows the percentage of the total world population in 4 countries in 1950 and 2002, and projections for 2050.

The diagram illustrates the

proportion

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of the total

world

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population

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in four different countries:

India

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, China, the USA, and Japan over a 50-year period starting in 1950 and predicted figures for 2050.

Overall

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, the most initial impression from the chart is the statistics for the

proportion

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of the

world

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population

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decreased for all countries except

India

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.

Also

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,

India

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is the only country that has increased the

proportion

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of the

world

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population

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by 2050. In 1950 and 2002, the

proportion

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of the

world

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population

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in China was the lion's share in all of the figures from approximately 23% to 20%.

Similarly

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, the USA and Japan

also

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have a fluctuating decline of around 2% over the same period, accounting for 5% and 2.5% respectively in 2002.

In contrast

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, the opposite could be seen in

India

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where the figure increased by approximately 15% to 17% in 2002.

On the other hand

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, in 2050, as can be

seen

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,seen

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that the figure for China and Japan continue to drop around 15% and 2% respectively,

while

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the category of USA is likely to remain unchanged, at 5%.

Furthermore

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,

India

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's percentage of the total

world

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population

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is projected to continue rising to nearly 19% in 2050.