The chart illustrates four country that shows adults population persentage in 1980, 1990 and 2000 years. these counries are Japan, Finland, Australia and USA.
Overall, the significant amount got USA adults as well as the small proportion got Japan adults in every year. Australia adults population higher than Finland and Japan.
In Japan by 1980 year adulta population was over 0, but in 1990 year this index remain unchanged. Over the time in 2000 year it increased a little bit around 5 persentage. Furthermore in Finland by 1980 year it was about 5 persentaage. Then it grew to over 5 persentage in 1990 year. after that it jumped to over 10 persentage
It was clear from the chart that in Australia adult population persentage was over 5 at first and then it gone up a bit to 10 % by 1990 year. In 2000 year it grew rapidly 20%. Also in USA got the biggest index from these countries. In 1980 year it began with 15% then it increased to 25%. Finally it jumped again to 30 persentage
