The line graph shows that changes in the Japan’s population across three age groups from 1960 to 2000.
Overall, the number of children and adultsdecreased over the period while proportion of older people increases. The adult group (25-64) is the biggest group on all years.
In 1960, about 65% of people in Japan were in the 25-64 age group. This number went up a little around 70% in 1970 and stayed almost the same untill 1990. After that, it started to fall and was about 60% in 2020. It is expected to go down slightly again by 2040
The youngest group people aged 0-14, was around 30% in 1960. It increased to about 35% in 1970, but then it down steadlily. By 2020 it was under 20% and by 2040 it is prredicted to fall to around 10%.
In contrast, the group of people aged 65 and over shows a strong rise. It was only about 5% in 1960, and it increased slowly until 1990. After 2000, the growth became faster, reaching about 25% in 2020. It is expected to rise further to around 35% in 2040.