青云翻译

The oldest old population than significant. With the increase in life expectancy of the population, the United States the proportion of elderly population will continue to increase.

Elderly population share. As the life expectancy of the extension, United States share of older population will continue to increase.

The advanced age old age population proportion is big.Along with the population life expectancy extension, the American old age population proportion unceasingly will also enhance.

Very old population than major. With the population increase in life expectancy, the United States elderly population will also increase.

Elderly population share. As the life expectancy of the extension, United States share of older population will continue to increase.