National Income Dynamics Study 2014
South Africa, 2014 - 2015
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Reference ID
ZAF_2014_NIDS-W4_v01_EN_M_v01_A_OCS
Producer(s)
Southern Africa Labour and Development Research Unit
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Metadata
Created on
Oct 07, 2020
Last modified
Nov 03, 2020
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b1_y - Date of birth (year) (w4_a_dob_y)
Data file: Adult_W4_Anon_V1.0
Overview
Valid:
22752
Invalid:
4067
Minimum:
1906
Maximum:
9999
Type:
Discrete
Decimal:
0
Start:
283
End:
286
Width:
4
Range:
1906 - 9999
Format:
Numeric
Questions and instructions
Categories
| Value | Category | Cases | |
|---|---|---|---|
| 1906 | 1 |
0%
|
|
| 1907 | 1 |
0%
|
|
| 1910 | 1 |
0%
|
|
| 1914 | 2 |
0%
|
|
| 1915 | 1 |
0%
|
|
| 1916 | 1 |
0%
|
|
| 1917 | 1 |
0%
|
|
| 1918 | 3 |
0%
|
|
| 1919 | 2 |
0%
|
|
| 1920 | 9 |
0%
|
|
| 1921 | 4 |
0%
|
|
| 1922 | 7 |
0%
|
|
| 1923 | 3 |
0%
|
|
| 1924 | 9 |
0%
|
|
| 1925 | 12 |
0.1%
|
|
| 1926 | 14 |
0.1%
|
|
| 1927 | 21 |
0.1%
|
|
| 1928 | 27 |
0.1%
|
|
| 1929 | 20 |
0.1%
|
|
| 1930 | 54 |
0.2%
|
|
| 1931 | 30 |
0.1%
|
|
| 1932 | 43 |
0.2%
|
|
| 1933 | 44 |
0.2%
|
|
| 1934 | 44 |
0.2%
|
|
| 1935 | 57 |
0.3%
|
|
| 1936 | 55 |
0.2%
|
|
| 1937 | 51 |
0.2%
|
|
| 1938 | 82 |
0.4%
|
|
| 1939 | 90 |
0.4%
|
|
| 1940 | 137 |
0.6%
|
|
| 1941 | 88 |
0.4%
|
|
| 1942 | 115 |
0.5%
|
|
| 1943 | 99 |
0.4%
|
|
| 1944 | 106 |
0.5%
|
|
| 1945 | 116 |
0.5%
|
|
| 1946 | 120 |
0.5%
|
|
| 1947 | 132 |
0.6%
|
|
| 1948 | 179 |
0.8%
|
|
| 1949 | 145 |
0.6%
|
|
| 1950 | 189 |
0.8%
|
|
| 1951 | 174 |
0.8%
|
|
| 1952 | 239 |
1.1%
|
|
| 1953 | 209 |
0.9%
|
|
| 1954 | 229 |
1%
|
|
| 1955 | 189 |
0.8%
|
|
| 1956 | 260 |
1.1%
|
|
| 1957 | 243 |
1.1%
|
|
| 1958 | 253 |
1.1%
|
|
| 1959 | 224 |
1%
|
|
| 1960 | 287 |
1.3%
|
|
| 1961 | 240 |
1.1%
|
|
| 1962 | 292 |
1.3%
|
|
| 1963 | 278 |
1.2%
|
|
| 1964 | 334 |
1.5%
|
|
| 1965 | 305 |
1.3%
|
|
| 1966 | 266 |
1.2%
|
|
| 1967 | 273 |
1.2%
|
|
| 1968 | 300 |
1.3%
|
|
| 1969 | 318 |
1.4%
|
|
| 1970 | 308 |
1.4%
|
|
| 1971 | 276 |
1.2%
|
|
| 1972 | 327 |
1.4%
|
|
| 1973 | 329 |
1.4%
|
|
| 1974 | 320 |
1.4%
|
|
| 1975 | 374 |
1.6%
|
|
| 1976 | 352 |
1.5%
|
|
| 1977 | 340 |
1.5%
|
|
| 1978 | 343 |
1.5%
|
|
| 1979 | 379 |
1.7%
|
|
| 1980 | 415 |
1.8%
|
|
| 1981 | 374 |
1.6%
|
|
| 1982 | 461 |
2%
|
|
| 1983 | 490 |
2.2%
|
|
| 1984 | 485 |
2.1%
|
|
| 1985 | 555 |
2.4%
|
|
| 1986 | 535 |
2.4%
|
|
| 1987 | 579 |
2.5%
|
|
| 1988 | 605 |
2.7%
|
|
| 1989 | 594 |
2.6%
|
|
| 1990 | 674 |
3%
|
|
| 1991 | 701 |
3.1%
|
|
| 1992 | 622 |
2.7%
|
|
| 1993 | 672 |
3%
|
|
| 1994 | 716 |
3.1%
|
|
| 1995 | 691 |
3%
|
|
| 1996 | 770 |
3.4%
|
|
| 1997 | 790 |
3.5%
|
|
| 1998 | 750 |
3.3%
|
|
| 1999 | 750 |
3.3%
|
|
| 2000 | 145 |
0.6%
|
|
| 3333 | Missing | 0 |
0%
|
| 5555 | Not Applicable | 0 |
0%
|
| 8888 | Refused | 0 |
0%
|
| 9999 | Don't Know | 2 |
0%
|
| Sysmiss | 4067 |
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.