Life Tables for the
United States Social Security
Area 1900-2100

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ACTUARIAL STUDY NO. 120
by Felicitie C. Bell
and Michael L. Miller

Table 5 — Average Annual Percentage Reductions in Age-Adjusted Central Death Rates
for Selected Periods
Age
and Sex
1900-1936
1936-1954
1954-1968
1968-1982
1982-2001
1900-2001
2001-2029
2029-2079
2001-2079
Male:
0 -14
2.90
4.78
1.65
4.33
2.91
3.27
1.87
1.53
1.66
15-49
1.47
3.05
-0.26
2.23
0.84
1.51
0.91
0.86
0.88
50-64
0.42
0.98
-0.11
2.28
1.94
0.99
1.12
0.82
0.93
                   
65-84
0.19
1.17
-0.12
1.46
1.28
0.71
0.89
0.72
0.78
85+
0.22
1.21
-0.89
1.56
-0.29
0.34
0.48
0.63
0.57
65+
0.20
1.18
-0.35
1.49
0.77
0.59
0.74
0.68
0.70
                   
Total
0.72
1.57
-0.23
1.77
0.98
0.93
0.82
0.72
0.76
                   
Female:
0 -14
3.13
5.06
1.72
4.15
2.62
3.33
1.83
1.56
1.66
15-49
1.54
4.68
0.28
2.96
0.51
1.94
0.75
0.73
0.74
50-64
0.71
2.58
0.76
1.74
1.12
1.27
0.87
0.72
0.77
                   
65-84
0.35
2.05
1.06
2.05
0.41
1.00
0.69
0.69
0.69
85+
0.23
1.21
0.13
2.06
-0.28
0.55
0.45
0.62
0.56
65+
0.31
1.77
0.72
2.05
0.15
0.84
0.59
0.66
0.64
                   
Total
0.84
2.37
0.73
2.16
0.36
1.19
0.65
0.68
0.67
                   

Note: The average annual percentage reduction is the complement of the exponential of the slope of the least squares line through the logarithms of the central death rates.

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