与2013年仅有13%相比，到2031年巴兰托斯和婴儿潮一代余下的成员退休时，超过20%的美国人口都将达到65岁以上。
By 2031, when Barientos and the rest of the baby boomers are retired, more than 20% of the US population will be at least 65 years old, compared with only 13% in 2010.