The population of Pakistan is very small and is about one-tenth of China and India: Though China is the largest nation among the three, its density is the lowest. Population growth is highest in Pakistan, followed by India and China. Sex ratio is low and biased against females in all the three countries.
The fertility rate is also low in China and very high in Pakistan. Urbanization is high in both Pakistan and China with India having 28 percent of its population living in urban areas.
