National Income Dynamics Study 2012, Wave 3
South Africa, 2012
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Reference ID
zaf-saldru-nids-2012-v3.0.0
Producer(s)
Southern Africa Labour and Development Research Unit,
Collections
Created on
Nov 24, 2013
Last modified
Jul 18, 2023
Page views
480509
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b1_y - Date of birth (year) (w3_p_dob_y)
Data file: Proxy_W3_Anon_V3.0.0
Overview
Valid:
2710
Invalid:
4
Type:
Discrete
Decimal:
0
loc_start_pos:
110
loc_end_pos:
113
Width:
4
Range:
1908 - 9999
Format:
Numeric
Questions and instructions
Categories
| Value | Category | Cases | |
|---|---|---|---|
| 1908 | 1 |
0%
|
|
| 1910 | 1 |
0%
|
|
| 1912 | 1 |
0%
|
|
| 1914 | 2 |
0.1%
|
|
| 1915 | 1 |
0%
|
|
| 1917 | 1 |
0%
|
|
| 1918 | 3 |
0.1%
|
|
| 1919 | 2 |
0.1%
|
|
| 1920 | 5 |
0.2%
|
|
| 1921 | 3 |
0.1%
|
|
| 1922 | 3 |
0.1%
|
|
| 1923 | 8 |
0.3%
|
|
| 1924 | 4 |
0.1%
|
|
| 1925 | 6 |
0.2%
|
|
| 1926 | 8 |
0.3%
|
|
| 1927 | 9 |
0.3%
|
|
| 1928 | 2 |
0.1%
|
|
| 1929 | 4 |
0.1%
|
|
| 1930 | 11 |
0.4%
|
|
| 1931 | 9 |
0.3%
|
|
| 1932 | 10 |
0.4%
|
|
| 1933 | 4 |
0.1%
|
|
| 1934 | 7 |
0.3%
|
|
| 1935 | 12 |
0.4%
|
|
| 1936 | 5 |
0.2%
|
|
| 1937 | 7 |
0.3%
|
|
| 1938 | 10 |
0.4%
|
|
| 1939 | 9 |
0.3%
|
|
| 1940 | 5 |
0.2%
|
|
| 1941 | 7 |
0.3%
|
|
| 1942 | 7 |
0.3%
|
|
| 1943 | 9 |
0.3%
|
|
| 1944 | 7 |
0.3%
|
|
| 1945 | 10 |
0.4%
|
|
| 1946 | 4 |
0.1%
|
|
| 1947 | 8 |
0.3%
|
|
| 1948 | 11 |
0.4%
|
|
| 1949 | 16 |
0.6%
|
|
| 1950 | 19 |
0.7%
|
|
| 1951 | 19 |
0.7%
|
|
| 1952 | 23 |
0.8%
|
|
| 1953 | 20 |
0.7%
|
|
| 1954 | 22 |
0.8%
|
|
| 1955 | 20 |
0.7%
|
|
| 1956 | 23 |
0.8%
|
|
| 1957 | 20 |
0.7%
|
|
| 1958 | 21 |
0.8%
|
|
| 1959 | 23 |
0.8%
|
|
| 1960 | 30 |
1.1%
|
|
| 1961 | 19 |
0.7%
|
|
| 1962 | 34 |
1.3%
|
|
| 1963 | 24 |
0.9%
|
|
| 1964 | 27 |
1%
|
|
| 1965 | 25 |
0.9%
|
|
| 1966 | 29 |
1.1%
|
|
| 1967 | 28 |
1%
|
|
| 1968 | 37 |
1.4%
|
|
| 1969 | 29 |
1.1%
|
|
| 1970 | 35 |
1.3%
|
|
| 1971 | 33 |
1.2%
|
|
| 1972 | 40 |
1.5%
|
|
| 1973 | 42 |
1.5%
|
|
| 1974 | 45 |
1.7%
|
|
| 1975 | 47 |
1.7%
|
|
| 1976 | 33 |
1.2%
|
|
| 1977 | 35 |
1.3%
|
|
| 1978 | 42 |
1.5%
|
|
| 1979 | 51 |
1.9%
|
|
| 1980 | 58 |
2.1%
|
|
| 1981 | 53 |
2%
|
|
| 1982 | 69 |
2.5%
|
|
| 1983 | 63 |
2.3%
|
|
| 1984 | 72 |
2.7%
|
|
| 1985 | 92 |
3.4%
|
|
| 1986 | 92 |
3.4%
|
|
| 1987 | 79 |
2.9%
|
|
| 1988 | 129 |
4.8%
|
|
| 1989 | 93 |
3.4%
|
|
| 1990 | 141 |
5.2%
|
|
| 1991 | 128 |
4.7%
|
|
| 1992 | 104 |
3.8%
|
|
| 1993 | 108 |
4%
|
|
| 1994 | 96 |
3.5%
|
|
| 1995 | 78 |
2.9%
|
|
| 1996 | 70 |
2.6%
|
|
| 1997 | 44 |
1.6%
|
|
| 1998 | 2 |
0.1%
|
|
| 3333 | Missing | 0 |
0%
|
| 5555 | Not applicable | 0 |
0%
|
| 8888 | Refused | 0 |
0%
|
| 9999 | Don't know | 12 |
0.4%
|
| Sysmiss | 4 |
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.