The linegraph illustrates the proportional of total global population in four countries India, China, USA, Japan in 1950 to 2002 and with future predication for 2050.
Overall, China had the highest population in consecutive two year. While, Japan had lowest number of population compare to other category.
Regarding, to 1950 we clearly notice that China had peak population with 23% of total world followed by India with 15%. similarly, USA and Japan shared only 7% and 5% respectively. In 2002, China experienced tiny decline in thier population by 20%. However India experienced boost in their population to 18% of total world, Likewise, USA and Japan significantly decline in their population to 5% and 3% respectively.
In 2050, India will be the most populated country in the world with 23% population.
similarly, in China will face significant droped in their population by 14%. Likewise USA will remain stable with same popualtion by 5%, In contrast, Japan will be the lowest population country in the world with only 2%.