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 compares the growth of population aged 65 and over in Japan, Sweden, and America from 1940 to 2040. According to the graph, it can be clearly seen that although initially Japan’s ageing population ratio was lower than that of Sweden and USA and will remain so till 2030.