According to the bar chart, it has shown the percentage of the total world population in 4 countries in 1950 and 2002, and projections for 2050.
The overlook of the chart, the population of India is continuously increasing from 15% in 1950 to nearly 20% of the world population in 2050 which might replace China from the most populated country within these four countries. In
1950 China has dominated more than 20% of the world population, but its decreasing overtime from nearly 20% to 15% of the total world population.
Moreover, in 1950 the United States has slightly occupied more than 5% of the total world population, but it is projected that the percentage of 2002 and 2050 will remain 5%. In Japa, it will be facing an extreme down drop of population due to the bar chart, it has shown that the projection number of 2050 will be lowered more than a half of 1950 and 2002.
