The given line graph illustrates the proportion of citizens living in metropolis among four Asian countries, namely Indonesia, Thailand, Malaysia and Philippines, from 1970 and the subsequent half decade and for 2030 and 2040.
On the macro level, all four nations experience a population growth from 1970 to 2040 with the ratio of Malaysian staying in citiesthe highest in 2040.
From its percentage of metropolitan level increasing from 19% to 30% between 1970 and two decades later, thailand levels off from 1990 to 2020, before climbing moderately to 45%, the lowest level among four countries. Starting at around one-thrid of its population living in cities, around 20% of philippines’ population migrate out of rural area from 1980 and the subsequent 10 years. While it dropped significantly to 42% in the next 20 years, it is projected that the level will reach 55% in 2040. Indonesia and Malaysia both show a similar trend but with different ratio. After the proportion increased gradually by 10% from Malaysia’s 14% level and 15% from Indonesia’s 30% level from the 70s to 80s, they both experienced a doubled growth rate over the next half decade and become the second highest and highest percentage of metropolitans in the four Asian countries respectively.