Earlier quoted context omitted.
Still looking, but I found one for japan: http://www.mhlw.go.jp/english/database/db-hw/lifetb04/2.html 1955: 40 and live to 60 = 71%; 2004: 40 and live to 60 = 88%; 1955: 60 and live to 80 = 32%; 2004: 60 and live to 80 = 64%; Edit US: http://www.infoplease.com/ipa/A0005124.html (Looks like deaths are down per 100,000 people but I can't find the right tables.) Edit: Got it: Even more old people in the US: 1990 vs 200…
That's not showing anything about life spans, just the baby boomers getting older. It's the retiree to worker ratio shifting as they age.
95 years and over + 34%. Are you suggesting that there was a 34% population boom between around 1885 and 1905?