National Income Dynamics Study 2012
South Africa, 2012
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Reference ID
ZAF_2012_NIDS-W3_v01_EN_M_v01_A_OCS
Producer(s)
Southern Africa Labour and Development Research Unit
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Created on
Oct 07, 2020
Last modified
Nov 03, 2020
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b13_y - Date of birth (year) (w3_r_dob_y)
Data file: HouseholdRoster_W3_Anon_V2.1
Overview
Valid:
37302
Invalid:
4848
Minimum:
1906
Maximum:
9999
Type:
Discrete
Decimal:
0
Start:
117
End:
120
Width:
4
Range:
1906 - 9999
Format:
Numeric
Questions and instructions
Categories
| Value | Category | Cases | |
|---|---|---|---|
| 1906 | 1 |
0%
|
|
| 1907 | 1 |
0%
|
|
| 1908 | 1 |
0%
|
|
| 1910 | 5 |
0%
|
|
| 1912 | 3 |
0%
|
|
| 1914 | 7 |
0%
|
|
| 1915 | 3 |
0%
|
|
| 1916 | 3 |
0%
|
|
| 1917 | 5 |
0%
|
|
| 1918 | 11 |
0%
|
|
| 1919 | 8 |
0%
|
|
| 1920 | 24 |
0.1%
|
|
| 1921 | 14 |
0%
|
|
| 1922 | 13 |
0%
|
|
| 1923 | 20 |
0.1%
|
|
| 1924 | 17 |
0%
|
|
| 1925 | 30 |
0.1%
|
|
| 1926 | 38 |
0.1%
|
|
| 1927 | 38 |
0.1%
|
|
| 1928 | 45 |
0.1%
|
|
| 1929 | 35 |
0.1%
|
|
| 1930 | 94 |
0.3%
|
|
| 1931 | 60 |
0.2%
|
|
| 1932 | 63 |
0.2%
|
|
| 1933 | 72 |
0.2%
|
|
| 1934 | 73 |
0.2%
|
|
| 1935 | 87 |
0.2%
|
|
| 1936 | 77 |
0.2%
|
|
| 1937 | 67 |
0.2%
|
|
| 1938 | 111 |
0.3%
|
|
| 1939 | 115 |
0.3%
|
|
| 1940 | 169 |
0.5%
|
|
| 1941 | 105 |
0.3%
|
|
| 1942 | 128 |
0.3%
|
|
| 1943 | 138 |
0.4%
|
|
| 1944 | 137 |
0.4%
|
|
| 1945 | 128 |
0.3%
|
|
| 1946 | 133 |
0.4%
|
|
| 1947 | 168 |
0.5%
|
|
| 1948 | 203 |
0.5%
|
|
| 1949 | 166 |
0.4%
|
|
| 1950 | 229 |
0.6%
|
|
| 1951 | 195 |
0.5%
|
|
| 1952 | 261 |
0.7%
|
|
| 1953 | 242 |
0.6%
|
|
| 1954 | 258 |
0.7%
|
|
| 1955 | 214 |
0.6%
|
|
| 1956 | 285 |
0.8%
|
|
| 1957 | 284 |
0.8%
|
|
| 1958 | 286 |
0.8%
|
|
| 1959 | 256 |
0.7%
|
|
| 1960 | 322 |
0.9%
|
|
| 1961 | 264 |
0.7%
|
|
| 1962 | 328 |
0.9%
|
|
| 1963 | 305 |
0.8%
|
|
| 1964 | 361 |
1%
|
|
| 1965 | 338 |
0.9%
|
|
| 1966 | 297 |
0.8%
|
|
| 1967 | 315 |
0.8%
|
|
| 1968 | 319 |
0.9%
|
|
| 1969 | 349 |
0.9%
|
|
| 1970 | 363 |
1%
|
|
| 1971 | 324 |
0.9%
|
|
| 1972 | 380 |
1%
|
|
| 1973 | 395 |
1.1%
|
|
| 1974 | 379 |
1%
|
|
| 1975 | 430 |
1.2%
|
|
| 1976 | 417 |
1.1%
|
|
| 1977 | 422 |
1.1%
|
|
| 1978 | 413 |
1.1%
|
|
| 1979 | 455 |
1.2%
|
|
| 1980 | 517 |
1.4%
|
|
| 1981 | 455 |
1.2%
|
|
| 1982 | 579 |
1.6%
|
|
| 1983 | 595 |
1.6%
|
|
| 1984 | 581 |
1.6%
|
|
| 1985 | 713 |
1.9%
|
|
| 1986 | 682 |
1.8%
|
|
| 1987 | 696 |
1.9%
|
|
| 1988 | 784 |
2.1%
|
|
| 1989 | 749 |
2%
|
|
| 1990 | 839 |
2.2%
|
|
| 1991 | 862 |
2.3%
|
|
| 1992 | 803 |
2.2%
|
|
| 1993 | 833 |
2.2%
|
|
| 1994 | 841 |
2.3%
|
|
| 1995 | 805 |
2.2%
|
|
| 1996 | 859 |
2.3%
|
|
| 1997 | 824 |
2.2%
|
|
| 1998 | 766 |
2.1%
|
|
| 1999 | 816 |
2.2%
|
|
| 2000 | 832 |
2.2%
|
|
| 2001 | 758 |
2%
|
|
| 2002 | 726 |
1.9%
|
|
| 2003 | 791 |
2.1%
|
|
| 2004 | 846 |
2.3%
|
|
| 2005 | 843 |
2.3%
|
|
| 2006 | 893 |
2.4%
|
|
| 2007 | 893 |
2.4%
|
|
| 2008 | 912 |
2.4%
|
|
| 2009 | 794 |
2.1%
|
|
| 2010 | 784 |
2.1%
|
|
| 2011 | 695 |
1.9%
|
|
| 2012 | 412 |
1.1%
|
|
| 3333 | Missing | 2 |
0%
|
| 5555 | Not applicable | 0 |
0%
|
| 8888 | Refusal | 1 |
0%
|
| 9999 | Don't know | 219 |
0.6%
|
| Sysmiss | 4848 |
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.