Life expectancy has hit a new high, with typical newborn girls now expected to live to 84.5 and boys to 80.4, up from 83.3 and 78.5 a decade ago.

New life tables from the Bureau of Statistics show a typical 30-year-old woman can expect another 55 years, with a further 36 years for a 50-year-old, 18 for a 70-year-old, and 2.4 for a typical 100-year-old.

A typical 70-year-old woman can expect 18 more years, with 15.6 more for a man of that age. Credit:Glenn Hunt

For men, a typical 30-year-old will get another 51 years, with 32 years for a 50-year-old, 15.6 for a 70-year-old, and 2.2 for a typical 100-year-old.

Men at the traditional retirement age of 65 have another 19.5 years. Fifty years ago in 1966, they had only 12 years. Women at 65 have another 22.3 years. Fifty years ago they had 15.7.