National Income Dynamics Study 2008
Wave 1
South Africa, 2008
Get Microdata
Reference ID
zaf-saldru-nids-2008-v7.0.0
Producer(s)
Southern Africa Labour and Development Research Unit
Collections
Created on
Nov 24, 2013
Last modified
Jul 18, 2023
Page views
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b1 - Date of birth (year) (w1_p_dob_y)
Data file: Proxy_W1_Anon_V7.0.0
Overview
Valid:
1750
Invalid:
0
Type:
Discrete
Decimal:
0
Width:
20
Range:
1910 - 9999
Format:
Numeric
Questions and instructions
Categories
| Value | Category | Cases | |
|---|---|---|---|
| 1910 | 1 |
0.1%
|
|
| 1912 | 1 |
0.1%
|
|
| 1913 | 2 |
0.1%
|
|
| 1914 | 3 |
0.2%
|
|
| 1915 | 2 |
0.1%
|
|
| 1917 | 2 |
0.1%
|
|
| 1918 | 4 |
0.2%
|
|
| 1919 | 5 |
0.3%
|
|
| 1920 | 8 |
0.5%
|
|
| 1921 | 1 |
0.1%
|
|
| 1922 | 3 |
0.2%
|
|
| 1923 | 6 |
0.3%
|
|
| 1924 | 1 |
0.1%
|
|
| 1925 | 3 |
0.2%
|
|
| 1926 | 6 |
0.3%
|
|
| 1927 | 3 |
0.2%
|
|
| 1928 | 3 |
0.2%
|
|
| 1929 | 6 |
0.3%
|
|
| 1930 | 12 |
0.7%
|
|
| 1931 | 6 |
0.3%
|
|
| 1932 | 6 |
0.3%
|
|
| 1933 | 8 |
0.5%
|
|
| 1934 | 4 |
0.2%
|
|
| 1935 | 10 |
0.6%
|
|
| 1936 | 6 |
0.3%
|
|
| 1937 | 10 |
0.6%
|
|
| 1938 | 7 |
0.4%
|
|
| 1939 | 7 |
0.4%
|
|
| 1940 | 10 |
0.6%
|
|
| 1941 | 7 |
0.4%
|
|
| 1942 | 11 |
0.6%
|
|
| 1943 | 7 |
0.4%
|
|
| 1944 | 10 |
0.6%
|
|
| 1945 | 5 |
0.3%
|
|
| 1946 | 15 |
0.9%
|
|
| 1947 | 9 |
0.5%
|
|
| 1948 | 15 |
0.9%
|
|
| 1949 | 15 |
0.9%
|
|
| 1950 | 24 |
1.4%
|
|
| 1951 | 18 |
1%
|
|
| 1952 | 18 |
1%
|
|
| 1953 | 19 |
1.1%
|
|
| 1954 | 18 |
1%
|
|
| 1955 | 16 |
0.9%
|
|
| 1956 | 26 |
1.5%
|
|
| 1957 | 13 |
0.7%
|
|
| 1958 | 27 |
1.5%
|
|
| 1959 | 18 |
1%
|
|
| 1960 | 23 |
1.3%
|
|
| 1961 | 17 |
1%
|
|
| 1962 | 39 |
2.2%
|
|
| 1963 | 33 |
1.9%
|
|
| 1964 | 23 |
1.3%
|
|
| 1965 | 26 |
1.5%
|
|
| 1966 | 29 |
1.7%
|
|
| 1967 | 32 |
1.8%
|
|
| 1968 | 27 |
1.5%
|
|
| 1969 | 28 |
1.6%
|
|
| 1970 | 33 |
1.9%
|
|
| 1971 | 25 |
1.4%
|
|
| 1972 | 20 |
1.1%
|
|
| 1973 | 33 |
1.9%
|
|
| 1974 | 38 |
2.2%
|
|
| 1975 | 33 |
1.9%
|
|
| 1976 | 32 |
1.8%
|
|
| 1977 | 29 |
1.7%
|
|
| 1978 | 40 |
2.3%
|
|
| 1979 | 47 |
2.7%
|
|
| 1980 | 43 |
2.5%
|
|
| 1981 | 43 |
2.5%
|
|
| 1982 | 48 |
2.7%
|
|
| 1983 | 55 |
3.1%
|
|
| 1984 | 46 |
2.6%
|
|
| 1985 | 62 |
3.5%
|
|
| 1986 | 59 |
3.4%
|
|
| 1987 | 55 |
3.1%
|
|
| 1988 | 55 |
3.1%
|
|
| 1989 | 46 |
2.6%
|
|
| 1990 | 54 |
3.1%
|
|
| 1991 | 61 |
3.5%
|
|
| 1992 | 28 |
1.6%
|
|
| 1993 | 10 |
0.6%
|
|
| 3333 | Missing | 3 |
0.2%
|
| 5555 | Not Applicable | 0 |
0%
|
| 7777 | Never Moved | 0 |
0%
|
| 8888 | Refused | 0 |
0%
|
| 9999 | Don't know | 38 |
2.2%
|
Warning: these figures indicate the number of cases found in the data file. They cannot be interpreted as summary statistics of the population of interest.