[Table of Contents] [List of Tables]

SOCIAL SECURITY
DISABILITY INSURANCE PROGRAM
WORKER EXPERIENCE

ACTUARIAL STUDY NO. 114

by Tim Zayatz, A.S.A.


Historical Tables

Table 4.--DI Disabled Worker Incidence Rates Per Thousand Exposed

(Grouped by age, gender, and calendar years awarded 1975-1998)


Year


15-19


20-24


25-29


30-34


35-39


40-44


45-49


50-54


55-59


60-64


65 or
older


Total


Gross


Adjusted


 

Male


1975

0.48

1.60

2.11

2.61

3.50

5.27

7.93

13.41

22.94

32.69

33.11

7.79

7.72

1976

0.40

1.41

1.89

2.36

3.22

4.87

7.36

12.47

21.39

30.83

33.71

7.22

7.18

1977

0.43

1.49

1.97

2.46

3.40

4.95

7.76

12.92

21.95

31.47

31.15

7.39

7.40

1978

0.35

0.99

1.45

2.07

3.19

4.97

7.46

11.88

19.12

24.81

22.00

6.23

6.48

1979

0.33

0.82

1.14

1.62

2.61

4.08

6.53

10.66

17.72

22.50

18.91

5.39

5.70

1980

0.32

0.82

1.12

1.60

2.51

3.90

6.13

9.99

17.06

21.42

15.18

5.04

5.42

1981

0.31

0.83

1.16

1.29

2.00

2.82

4.64

9.16

15.29

21.60

14.10

4.52

4.79

1982

0.33

0.76

1.08

1.32

2.01

3.26

4.55

7.97

13.76

15.03

8.57

3.94

4.24

1983

0.34

0.87

1.41

2.02

2.87

4.37

6.86

10.23

15.56

17.05

8.87

4.97

5.39

1984

0.28

0.94

1.57

1.99

2.53

3.61

5.49

9.33

14.92

16.92

10.24

4.67

4.96

1985

0.27

0.95

1.57

2.01

2.59

3.64

5.47

9.15

14.38

17.08

10.35

4.63

4.92

1986

0.29

1.15

1.89

2.32

2.81

3.46

4.92

8.23

14.39

17.14

9.83

4.62

4.88

1987

0.33

1.07

1.70

2.19

2.64

3.31

4.79

8.13

14.36

17.14

9.76

4.49

4.76

1988

0.31

1.01

1.56

2.10

2.62

3.23

4.61

8.02

14.01

16.81

9.33

4.35

4.63

1989

0.31

0.99

1.59

2.17

2.73

3.35

4.71

8.02

14.03

16.74

9.45

4.38

4.69

1990

0.40

1.08

1.75

2.40

3.01

3.75

5.15

8.39

14.83

17.59

9.96

4.70

5.03

1991

0.52

1.25

2.02

2.79

3.48

4.36

5.69

9.36

16.11

19.01

11.05

5.27

5.61

1992

0.58

1.62

2.52

3.42

4.26

5.13

6.52

10.42

17.96

21.26

12.08

6.14

6.47

1993

0.60

1.50

2.39

3.35

4.12

5.13

6.39

10.08

17.15

20.18

11.52

5.98

6.25

1994

0.48

1.33

2.11

3.07

3.93

4.74

6.07

9.72

16.74

19.95

11.47

5.74

5.96

1995

0.45

1.20

1.88

2.83

3.69

4.60

5.97

9.57

16.87

20.25

11.01

5.64

5.84

1996

0.43

1.09

1.67

2.51

3.35

4.22

5.62

8.99

15.71

18.70

10.06

5.25

5.39

1997

0.39

1.04

1.42

2.07

2.79

3.70

4.99

8.21

14.69

17.47

9.71

4.79

4.85

1998

0.40

1.06

1.41

1.99

2.74

3.76

5.11

8.33

14.45

17.24

9.46

4.84

4.84

 

 


 

Female


1975

0.22

0.77

1.26

2.17

3.11

4.91

7.07

11.63

18.86

23.29

20.05

6.19

6.21

1976

0.19

0.69

1.12

1.86

2.90

4.37

6.34

10.48

16.84

21.39

20.60

5.50

5.60

1977

0.18

0.70

1.11

1.86

2.84

4.37

6.33

10.63

16.83

21.34

19.58

5.42

5.60

1978

0.15

0.51

0.88

1.52

2.65

4.09

6.14

9.21

14.18

15.86

13.10

4.40

4.79

1979

0.16

0.40

0.73

1.32

2.27

3.40

5.23

8.16

12.89

13.95

11.41

3.73

4.18

1980

0.19

0.38

0.65

1.18

2.08

3.19

4.89

7.51

11.96

13.10

8.80

3.35

3.87

1981

0.14

0.40

0.65

0.99

1.56

2.32

3.43

6.75

10.77

12.55

8.54

2.90

3.29

1982

0.17

0.36

0.58

0.80

1.63

2.50

3.94

5.74

8.69

8.14

5.06

2.46

2.87

1983

0.16

0.43

0.80

1.38

2.26

3.45

5.47

7.21

9.24

9.05

4.62

3.09

3.61

1984

0.12

0.47

0.79

1.20

1.78

2.63

4.01

6.74

10.54

9.93

6.61

2.96

3.33

1985

0.12

0.48

0.85

1.33

1.83

2.72

4.08

6.78

9.79

10.49

6.46

2.99

3.36

1986

0.14

0.56

1.00

1.45

1.94

2.68

3.91

6.49

9.87

10.63

6.27

3.02

3.38

1987

0.18

0.53

0.94

1.36

1.88

2.56

3.79

6.48

9.93

10.53

6.08

2.96

3.31

1988

0.16

0.52

0.88

1.31

1.82

2.51

3.75

6.27

9.99

10.30

5.96

2.90

3.25

1989

0.17

0.53

0.90

1.37

1.90

2.63

3.99

6.55

10.35

10.62

5.92

3.02

3.39

1990

0.22

0.60

1.02

1.50

2.10

2.90

4.30

6.90

11.03

11.24

6.45

3.26

3.64

1991

0.28

0.74

1.18

1.78

2.50

3.36

4.79

7.83

12.45

12.32

7.14

3.75

4.14

1992

0.38

1.02

1.56

2.18

3.05

4.05

5.51

8.89

13.94

14.30

8.06

4.48

4.84

1993

0.35

0.97

1.56

2.21

3.09

4.01

5.55

8.69

13.58

13.71

7.90

4.48

4.77

1994

0.31

0.87

1.45

2.19

3.06

4.04

5.47

8.87

13.90

14.03

7.36

4.54

4.78

1995

0.32

0.82

1.38

2.21

3.16

4.18

5.61

9.26

14.71

14.95

8.19

4.76

4.97

1996

0.27

0.75

1.29

2.13

3.12

4.20

5.62

9.15

14.20

14.34

7.65

4.70

4.86

1997

0.27

0.72

1.18

1.94

2.87

3.97

5.27

8.55

13.27

13.48

7.30

4.47

4.54

1998

0.24

0.78

1.23

1.97

2.93

4.06

5.46

8.67

13.42

13.49

7.05

4.62

4.62

 

 


 

Total


1975

0.38

1.26

1.78

2.47

3.38

5.15

7.63

12.75

21.40

29.19

28.10

7.21

7.02

1976

0.32

1.11

1.59

2.20

3.12

4.70

7.00

11.73

19.65

27.29

28.66

6.59

6.45

1977

0.33

1.16

1.62

2.25

3.23

4.76

7.25

12.06

19.98

27.62

26.69

6.65

6.56

1978

0.27

0.78

1.22

1.88

3.01

4.67

6.98

10.87

17.21

21.36

18.54

5.53

5.70

1979

0.26

0.64

0.97

1.51

2.50

3.84

6.04

9.70

15.83

19.16

15.97

4.74

5.00

1980

0.26

0.62

0.92

1.44

2.36

3.64

5.66

9.03

15.04

18.15

12.65

4.36

4.70

1981

0.24

0.63

0.94

1.17

1.84

2.64

4.18

8.21

13.49

17.98

11.99

3.86

4.09

1982

0.26

0.58

0.86

1.11

1.86

2.97

4.31

7.08

11.72

12.23

7.17

3.33

3.60

1983

0.26

0.67

1.14

1.76

2.64

4.01

6.31

9.00

13.00

13.78

7.12

4.18

4.56

1984

0.21

0.72

1.22

1.66

2.24

3.22

4.89

8.26

13.12

14.05

8.76

3.95

4.20

1985

0.20

0.74

1.25

1.72

2.28

3.27

4.89

8.17

12.47

14.34

8.77

3.93

4.20

1986

0.22

0.88

1.48

1.95

2.45

3.14

4.49

7.50

12.49

14.42

8.34

3.93

4.18

1987

0.26

0.82

1.36

1.84

2.32

3.00

4.36

7.43

12.47

14.36

8.21

3.82

4.09

1988

0.24

0.78

1.25

1.76

2.28

2.93

4.24

7.27

12.29

14.05

7.90

3.71

3.99

1989

0.24

0.78

1.27

1.82

2.37

3.04

4.40

7.39

12.43

14.12

7.98

3.78

4.08

1990

0.32

0.86

1.41

2.00

2.62

3.38

4.78

7.74

13.18

14.86

8.43

4.06

4.39

1991

0.40

1.01

1.63

2.34

3.05

3.92

5.29

8.68

14.51

16.10

9.38

4.59

4.93

1992

0.48

1.34

2.08

2.87

3.73

4.65

6.07

9.73

16.20

18.19

10.34

5.39

5.71

1993

0.48

1.25

2.01

2.84

3.67

4.63

6.01

9.45

15.56

17.32

9.92

5.30

5.56

1994

0.40

1.11

1.81

2.68

3.54

4.42

5.80

9.34

15.47

17.31

9.66

5.20

5.41

1995

0.39

1.02

1.65

2.55

3.46

4.41

5.81

9.43

15.90

17.88

9.74

5.24

5.43

1996

0.35

0.93

1.49

2.34

3.25

4.21

5.62

9.06

15.02

16.75

8.97

5.00

5.14

1997

0.33

0.89

1.31

2.01

2.83

3.82

5.12

8.37

14.03

15.67

8.60

4.64

4.71

1998

0.32

0.93

1.33

1.98

2.83

3.90

5.27

8.49

13.98

15.52

8.35

4.74

4.74


Source:
(1) Age-specific and gross rates computed as the ratio of annual awards, to exposure of the disability insured population not receiving benefits.
(2) Total adjusted rate by sex computed as the ratio of total age-adjusted awards, to total exposure of the disability insured population not receiving benefits as of calendar year 1998 (standard population).
(3) Total adjusted rate for male and female combined computed as the ratio of total age-sex-adjusted awards, to total combined exposure of the disability insured population not receiving benefits as of calendar year 1998 (standard population).


[Table of Contents] [List of Tables]

July 30, 1999