The graph below shows the population of Chile by age group between 1975 and 2035. Summarise the information by selecting and reporting the main features, and make comparisons where relevant. Write at least 150 words.

The given line graph illustrates past and future Chile’s demographic information divided into three different age groups from 1975 to 2035, over a period of 60

years

. In general terms, it can be clearly seen that

people

from 16 to 64

years

old account for the biggest proportion of the population,

while

the oldest

group

is the smallest population.

In addition

, the percentage of citizens over 64 has

been

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consistently increased and is expected to get even bigger.

By contrast

, the proportion of

people

under 15 has been plummeting and is projected to continue to do so. Turning to the graph in more detail, in 1975,

people

between 15 and 64

years

old comprised

of

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51% of the population,

whereas

39% of the middle-aged

group

and

5%of

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5% of

the oldest

group

. By 2015, the figures for all groups gradually increased except for

that

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those

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of citizens under 15

years

. Meanwhile, the proportion of citizens below 15 age reached a peak of 70%. By 2035, the percentage of the middle-aged

group

has experienced a descent of 10% and is anticipated to decrease constantly. In the meantime, the youngest

group

is

also

predicted to decline to the extent of the figure of

people

over 64.