Interesting curves - 中國 平均壽命 in 50 years (1960-2010)

來源: 於 2016-05-09 10:03:47 [博客] [舊帖] [給我悄悄話] 本文已被閱讀：次

I happened come across this images.  Using US and India as "upper and lower" range, China data moved away from lower range and moved up quickly 1960-1970, then slowly approaching the upper limit.