The provided feature depicts data on the population of a specific nation by three categories of ages: age 0-14, age 15-64, and age 65 and above. In the period between 1960 with a forecast up to 2040
Overall, it can be seen, the highest population number was around age 15-64, while it is predicted that the lowest age population will be in the 0-14 age category. Therefore, population number at age 65 plus will increase steadily in the near future.
To begin with, the population around age 15-64 experienced an increase in 1960 from 40% to 60%, and then gradually decreased. There will be a rapid decrease in the future by reaching 45% of the total population.
As the line graph indicates, the oldest age group, 65 plus, had pronounced a stability at 15% between 1960 and 1970, also expected a gradual increase in the forecast to 2040, there will be 45% of the overall population.
Now turning to the details of the youngest, age group 0-14 experienced a fluctuation around 25%, but there will be a notable rapid decrease by 2040.