The graph below shows the proportion of the population aged 65 and over between 1940 and 2040 in three different countries. Summarise the information by selecting and reporting the main features, and make comparisons where relevant.

The line graph illustrates the percentage of senior residents of three countries – Japan, Sweden and the USA – aged 65 years and above, over a century, starting from 1940 with projections up to 2040.

Overall

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, it is evident from the chart that,

initially

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, the proportion of elderly Americans and Japanese inhabitants was the highest and lowest respectively,

whereas

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this

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trend is projected to switch by 2040.

Additionally

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, the percentage of elderly citizens of the three countries is likely to rise during the set period. In the past, the share of people aged 65+ in the USA was around 9% in 1940, which was 2% higher than Sweden’s and 4% higher than Japan’s. The proportion of the USA and

Sweden of

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Sweden's

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old contingent experienced similar patterns until about 1992, following which

the

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apply

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Sweden’s rate climbed notably to 20%,

while

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the USA’s stabilized at roughly 15% today. Meanwhile, Japan experienced a marginal decline in its rate. Only after recovering to 5% in 2000 did it increase to its current 7%. Looking ahead, Sweden is forecast to decline slightly in its elderly populace rate. Afterwards,

USA’s

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the USA’s

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and Sweden’s are estimated to go up

similarly

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, with the former reaching over one-fifth and

latter

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the latter

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attaining a quarter. In the meantime, Japan’s share is estimated to skyrocket, accounting for a chart-high of 28%.