Abridged Life Tables for Japan, 1999

III. Numbers of survivors at specified ages and the median lengths of life

In the abridged life tables for 1999, the number of survivors at age 65 is 84,122 for males and 92,279 for females in a stationary population supported by 100,000 annual live births. These facts lead that the survival ratio until age 65 is 84.1% for males and 92.3% for females. In the same way, it follows that the survival ratio until age 80 is 50.6% for males and 73.1% for females.

The median length of life is 80.18 years for males and 86.81 years for females. In other words, exactly half the cohort still remain alive and half have died at the age of 80.18 for males and 86.81 for females.

Table 2. Survival ratios until specified ages

Table 3. The median lengths of life

(%) Year Male Female Age40 65 80 Age40 65 80 1947 68.0 39.8 9.5 70.9 49.1 17.3 50-52 81.8 55.1 16.6 83.2 62.8 26.1 55 87.0 61.8 20.0 89.0 70.6 31.9 60 89.7 64.8 20.1 92.2 75.2 33.8 65 92.6 69.1 22.6 95.0 80.0 38.4 70 93.7 72.1 26.1 96.1 82.6 43.0 75 95.1 76.8 33.2 96.9 86.1 50.7 80 96.1 79.4 37.8 97.6 88.5 57.0 85 96.7 81.1 42.8 98.0 90.1 63.0 90 97.1 82.6 46.9 98.3 91.3 67.8 95 97.2 83.3 48.2 98.4 91.6 70.2 96 97.4 83.9 50.0 98.5 92.1 71.9 97 97.5 84.3 50.6 98.5 92.2 72.7 98 97.3 84.1 50.8 98.5 92.2 73.1 99 97.4 84.1 50.6 98.5 92.3 73.1 (years) Year Male Female 1947 59.28 64.45 50-52 67.22 71.31 55 69.79 74.19 60 70.66 75.44 65 72.00 77.04 70 73.10 78.19 75 75.31 80.17 80 76.69 81.75 85 78.06 83.38 90 79.13 84.71 95 79.49 85.73 96 80.01 86.38 97 80.18 86.63 98 80.24 86.85 99 80.18 86.81 Notes: 1.Data up to 1995 is based on complete life tables. 2.Before 1970, data of Okinawa prefecture is not included. Notes: 1. Data up to 1995 is based on complete life tables. 2. Before 1970, data of Okinawa prefecture is not included.