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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c2_6_y1 - Date of birth (year) of child 1 (w4_a_bhdob_y1)
Data file: Adult_W4_Anon_V1.0
Overview
Valid:
10423
Invalid:
16396
Minimum:
1939
Maximum:
9999
Type:
Discrete
Decimal:
0
Start:
383
End:
386
Width:
4
Range:
1939 - 9999
Format:
Numeric
Questions and instructions
Categories
| Value | Category | Cases | |
|---|---|---|---|
| 1939 | 1 |
0%
|
|
| 1941 | 1 |
0%
|
|
| 1942 | 3 |
0%
|
|
| 1943 | 1 |
0%
|
|
| 1945 | 1 |
0%
|
|
| 1946 | 1 |
0%
|
|
| 1948 | 6 |
0.1%
|
|
| 1949 | 3 |
0%
|
|
| 1950 | 6 |
0.1%
|
|
| 1951 | 3 |
0%
|
|
| 1952 | 5 |
0%
|
|
| 1953 | 6 |
0.1%
|
|
| 1954 | 13 |
0.1%
|
|
| 1955 | 17 |
0.2%
|
|
| 1956 | 15 |
0.1%
|
|
| 1957 | 12 |
0.1%
|
|
| 1958 | 23 |
0.2%
|
|
| 1959 | 17 |
0.2%
|
|
| 1960 | 48 |
0.5%
|
|
| 1961 | 27 |
0.3%
|
|
| 1962 | 48 |
0.5%
|
|
| 1963 | 32 |
0.3%
|
|
| 1964 | 45 |
0.4%
|
|
| 1965 | 57 |
0.5%
|
|
| 1966 | 56 |
0.5%
|
|
| 1967 | 45 |
0.4%
|
|
| 1968 | 67 |
0.6%
|
|
| 1969 | 66 |
0.6%
|
|
| 1970 | 75 |
0.7%
|
|
| 1971 | 62 |
0.6%
|
|
| 1972 | 88 |
0.8%
|
|
| 1973 | 90 |
0.9%
|
|
| 1974 | 97 |
0.9%
|
|
| 1975 | 117 |
1.1%
|
|
| 1976 | 109 |
1%
|
|
| 1977 | 137 |
1.3%
|
|
| 1978 | 113 |
1.1%
|
|
| 1979 | 139 |
1.3%
|
|
| 1980 | 134 |
1.3%
|
|
| 1981 | 141 |
1.4%
|
|
| 1982 | 172 |
1.7%
|
|
| 1983 | 178 |
1.7%
|
|
| 1984 | 163 |
1.6%
|
|
| 1985 | 208 |
2%
|
|
| 1986 | 197 |
1.9%
|
|
| 1987 | 190 |
1.8%
|
|
| 1988 | 180 |
1.7%
|
|
| 1989 | 205 |
2%
|
|
| 1990 | 202 |
1.9%
|
|
| 1991 | 220 |
2.1%
|
|
| 1992 | 204 |
2%
|
|
| 1993 | 185 |
1.8%
|
|
| 1994 | 118 |
1.1%
|
|
| 1995 | 141 |
1.4%
|
|
| 1996 | 139 |
1.3%
|
|
| 1997 | 157 |
1.5%
|
|
| 1998 | 116 |
1.1%
|
|
| 1999 | 140 |
1.3%
|
|
| 2000 | 148 |
1.4%
|
|
| 2001 | 120 |
1.2%
|
|
| 2002 | 145 |
1.4%
|
|
| 2003 | 159 |
1.5%
|
|
| 2004 | 171 |
1.6%
|
|
| 2005 | 215 |
2.1%
|
|
| 2006 | 231 |
2.2%
|
|
| 2007 | 253 |
2.4%
|
|
| 2008 | 407 |
3.9%
|
|
| 2009 | 489 |
4.7%
|
|
| 2010 | 485 |
4.7%
|
|
| 2011 | 482 |
4.6%
|
|
| 2012 | 530 |
5.1%
|
|
| 2013 | 587 |
5.6%
|
|
| 2014 | 585 |
5.6%
|
|
| 2015 | 130 |
1.2%
|
|
| 3333 | Missing | 4 |
0%
|
| 5555 | Not Applicable | 0 |
0%
|
| 8888 | Refused | 3 |
0%
|
| 9999 | Don't Know | 237 |
2.3%
|
| Sysmiss | 16396 |
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.