The bar chart shows the percentage of the total world population in four countries in 1950, 2002, and prediction for 2050

The given bar graph illustrates the proportion of the total world population in India, China, The United States of America and

Japan

between 1920 and 2002 and gives a prediction for 2050.

Overall

, India presented a considerable rise in their contribution

while

The USA ,

Japan

and China gradually decreased in importance. In 1950, China topped the chart and stood at 23% and

then

it started to decline and stopped at 20% in 2002 and in 2050, it is predicted to reduce its population as well.

In contrast

, India contributed 15% in 1950 and continued to follow the trend in an upward direction in 2002 and 2050 respectively.

Furthermore

, USA and

Japan

showed a similar trend of

decling

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declining

decline

. In the USA in 1950 was at 7% and from

then

, it went down to 5% in fifty-two years. The

last

one was

Japan

which accounted

almost

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for almost

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4% in 1950 and in 2050, it will consist of approximately

of

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1% which is the lowest percentage throughout the duration.