National Income Dynamics Study 2008, Wave 1
South Africa, 2008
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Reference ID
ZAF_2008_NIDS-W1_v08_M
Producer(s)
Southern Africa Labour and Development Research Unit
Collection(s)
Metadata
Created on
Jan 27, 2012
Last modified
Aug 31, 2016
Page views
134575
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e13_1 - Mother's Year of birth (w1_c_mthbrthy)
Data file: Child_W1_Anon_V6.1
Overview
Valid:
2743
Invalid:
6862
Minimum:
1938
Maximum:
9999
Type:
Discrete
Decimal:
0
Start:
309
End:
312
Width:
4
Range:
1938 - 9999
Format:
Numeric
Questions and instructions
Categories
| Value | Category | Cases | |
|---|---|---|---|
| 1938 | 1 |
0%
|
|
| 1943 | 1 |
0%
|
|
| 1945 | 1 |
0%
|
|
| 1947 | 1 |
0%
|
|
| 1950 | 5 |
0.2%
|
|
| 1951 | 1 |
0%
|
|
| 1952 | 3 |
0.1%
|
|
| 1953 | 1 |
0%
|
|
| 1954 | 8 |
0.3%
|
|
| 1955 | 6 |
0.2%
|
|
| 1956 | 10 |
0.4%
|
|
| 1957 | 7 |
0.3%
|
|
| 1958 | 7 |
0.3%
|
|
| 1959 | 15 |
0.5%
|
|
| 1960 | 20 |
0.7%
|
|
| 1961 | 13 |
0.5%
|
|
| 1962 | 18 |
0.7%
|
|
| 1963 | 19 |
0.7%
|
|
| 1964 | 21 |
0.8%
|
|
| 1965 | 35 |
1.3%
|
|
| 1966 | 31 |
1.1%
|
|
| 1967 | 36 |
1.3%
|
|
| 1968 | 48 |
1.7%
|
|
| 1969 | 54 |
2%
|
|
| 1970 | 42 |
1.5%
|
|
| 1971 | 49 |
1.8%
|
|
| 1972 | 59 |
2.2%
|
|
| 1973 | 78 |
2.8%
|
|
| 1974 | 75 |
2.7%
|
|
| 1975 | 102 |
3.7%
|
|
| 1976 | 98 |
3.6%
|
|
| 1977 | 84 |
3.1%
|
|
| 1978 | 76 |
2.8%
|
|
| 1979 | 73 |
2.7%
|
|
| 1980 | 70 |
2.6%
|
|
| 1981 | 63 |
2.3%
|
|
| 1982 | 65 |
2.4%
|
|
| 1983 | 55 |
2%
|
|
| 1984 | 40 |
1.5%
|
|
| 1985 | 40 |
1.5%
|
|
| 1986 | 29 |
1.1%
|
|
| 1987 | 21 |
0.8%
|
|
| 1988 | 16 |
0.6%
|
|
| 1989 | 10 |
0.4%
|
|
| 1990 | 4 |
0.1%
|
|
| 1995 | 2 |
0.1%
|
|
| 1998 | 1 |
0%
|
|
| 3333 | Missing | 167 |
6.1%
|
| 5555 | Not Applicable | 0 |
0%
|
| 7777 | Never Moved | 0 |
0%
|
| 8888 | Refused | 0 |
0%
|
| 9999 | Don't Know | 1062 |
38.7%
|
| Sysmiss | 6862 |
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.