National Income Dynamics Study 2017, Wave 5 Secure Data
South Africa, 2017
Southern Africa Labour and Development Research Unit,
Created on
August 29, 2018
Last modified
August 29, 2018
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e27 - Father's year of birth (w5_c_fthbrthy)
Data file: child_w5_secure_v1.0.0
Overview
Valid:
9958
Invalid:
5035
Type:
discrete
Decimal:
0
loc_width:
4
var_range:
1892 - 9999
var_format:
numeric
Questions and instructions
Categories
| Value | Category | Cases | |
|---|---|---|---|
| 1892 | 1 |
0%
|
|
| 1906 | 1 |
0%
|
|
| 1932 | 3 |
0%
|
|
| 1935 | 1 |
0%
|
|
| 1938 | 1 |
0%
|
|
| 1942 | 1 |
0%
|
|
| 1947 | 2 |
0%
|
|
| 1948 | 2 |
0%
|
|
| 1949 | 1 |
0%
|
|
| 1950 | 6 |
0.1%
|
|
| 1951 | 6 |
0.1%
|
|
| 1952 | 8 |
0.1%
|
|
| 1953 | 9 |
0.1%
|
|
| 1954 | 8 |
0.1%
|
|
| 1955 | 9 |
0.1%
|
|
| 1956 | 14 |
0.1%
|
|
| 1957 | 13 |
0.1%
|
|
| 1958 | 12 |
0.1%
|
|
| 1959 | 26 |
0.3%
|
|
| 1960 | 26 |
0.3%
|
|
| 1961 | 15 |
0.2%
|
|
| 1962 | 28 |
0.3%
|
|
| 1963 | 51 |
0.5%
|
|
| 1964 | 34 |
0.3%
|
|
| 1965 | 61 |
0.6%
|
|
| 1966 | 50 |
0.5%
|
|
| 1967 | 62 |
0.6%
|
|
| 1968 | 69 |
0.7%
|
|
| 1969 | 71 |
0.7%
|
|
| 1970 | 123 |
1.2%
|
|
| 1971 | 86 |
0.9%
|
|
| 1972 | 136 |
1.4%
|
|
| 1973 | 125 |
1.3%
|
|
| 1974 | 116 |
1.2%
|
|
| 1975 | 171 |
1.7%
|
|
| 1976 | 146 |
1.5%
|
|
| 1977 | 184 |
1.8%
|
|
| 1978 | 185 |
1.9%
|
|
| 1979 | 205 |
2.1%
|
|
| 1980 | 225 |
2.3%
|
|
| 1981 | 194 |
1.9%
|
|
| 1982 | 297 |
3%
|
|
| 1983 | 213 |
2.1%
|
|
| 1984 | 243 |
2.4%
|
|
| 1985 | 241 |
2.4%
|
|
| 1986 | 221 |
2.2%
|
|
| 1987 | 180 |
1.8%
|
|
| 1988 | 183 |
1.8%
|
|
| 1989 | 187 |
1.9%
|
|
| 1990 | 168 |
1.7%
|
|
| 1991 | 111 |
1.1%
|
|
| 1992 | 104 |
1%
|
|
| 1993 | 90 |
0.9%
|
|
| 1994 | 86 |
0.9%
|
|
| 1995 | 66 |
0.7%
|
|
| 1996 | 28 |
0.3%
|
|
| 1997 | 23 |
0.2%
|
|
| 1998 | 11 |
0.1%
|
|
| 1999 | 8 |
0.1%
|
|
| 2000 | 3 |
0%
|
|
| 3333 | Missing | 40 |
0.4%
|
| 5555 | Not applicable | 3 |
0%
|
| 8888 | Refused | 23 |
0.2%
|
| 9999 | Don't know | 4942 |
49.6%
|
| Sysmiss | 5035 |
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.