The given graphs depict the percentage of the total world population taken by four countries in the year of 1950 and 2002 with the projections on 2050. In general, only India will increase the proportion it takes while the other three countries which are China, USA, and Japan will lose its percentage during the given period.
To be specific, India, the second largest country in population among given countries in 1950 with the figure of 15% will going to increase the figure until it reaches 19%. However, China, which claimed the biggest proportion of population in 1950 with 23% of figure will yield its top status to India as the figure is expected to decrease to 15%. Meanwhile, the other two remaining countries also going to experience the cut back in its percentage kept in the world’s total population. For USA, the percentage point it holds is going to be changed from 6% to 5% while Japan shows huge drop into a quarter from 4% to 1% in the same period.