The graph below shows the proportion of the population aged 65 and over between 1940 and 2040 in three different countries.

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The graph illustrates the percentage of people older than 65 or older in three countries, namely the United States of America, Sweden, and Japan, from 1940 to2040. In 1940, the contribution of old citizens aged 65 or above in the United States of America and Sweden was around 8% and 60%, respectively.