The graph shows the proportion of the population aged 65 and over between 1940 and 2040 in Japan, Sweden and USA. Write a report describing the information at least 150 words

The graph illustrates the evolution of the elderly population (aged 65 and above) in Japan, Sweden, and the USA from 1940 to 2040. Overall, Japan is projected to experience a significant surge in its elderly demographic, surpassing both Sweden and the USA. In 1940, all three countries had a relatively low proportion of elderly citizens. […]