The graph below shows the population of a particular country by age group starting in 1960 and including a forecast to 2040.

The line chart below portrays the amount of inhabitants in a country from 1960

,

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and predicts its condition in 2040 simultaneously. Changes are presented in per cent with a gap of ten years. There are three age divisions, infant to youngsters (0-14);

teenagers

to seniors (15-64); and geriatrics (above 65).

Overall

, two different main trends exist clearly. The first two groups, which are children and

teenagers

to adults tend to experience a downshift until the

last

period.

In contrast

, the number of old people is climbing steadily. The newborns and pupils already dwindled since 1970, and intersect with old folks at 20%. It remains the lowest, almost one-fifth lower than the second group. The next class, which is

teenagers

to seniors, fluctuated in the first 30 years.

Subsequently

, consistently decreased around 45%, yet still came on top of than others. Turning to the geriatrics, they start as the least populated residents in that country, only accountable smaller than 20%. It never changed until 1970, and has always soared ever since, even overtaking the children in 1990. Every decade, the percentage is growing by approximately 10%. In the future, it is predicted that their number will stay on par with

teenagers

and seniors.