National Income Dynamics Study 2017, Wave 5 Secure Data
South Africa, 2017
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Reference ID
zaf-saldru-nidssd-2017-v1.0.0
Producer(s)
Southern Africa Labour and Development Research Unit,
Collections
Created on
Aug 28, 2018
Last modified
Aug 29, 2018
Page views
379263
Downloads
1909
d3 - Biological mother's year of death (w5_a_mthdthy)
Data file: adult_w5_secure_v1.0.0
Overview
Valid:
9119
Invalid:
20991
Type:
Discrete
Decimal:
0
loc_start_pos:
659
loc_end_pos:
662
Width:
4
Range:
1916 - 9999
Format:
Numeric
Questions and instructions
Categories
| Value | Category | Cases | |
|---|---|---|---|
| 1916 | 1 |
0%
|
|
| 1920 | 1 |
0%
|
|
| 1929 | 1 |
0%
|
|
| 1933 | 1 |
0%
|
|
| 1935 | 2 |
0%
|
|
| 1936 | 1 |
0%
|
|
| 1938 | 1 |
0%
|
|
| 1940 | 2 |
0%
|
|
| 1942 | 2 |
0%
|
|
| 1944 | 1 |
0%
|
|
| 1945 | 1 |
0%
|
|
| 1946 | 4 |
0%
|
|
| 1947 | 3 |
0%
|
|
| 1948 | 3 |
0%
|
|
| 1949 | 4 |
0%
|
|
| 1950 | 3 |
0%
|
|
| 1951 | 3 |
0%
|
|
| 1952 | 5 |
0.1%
|
|
| 1953 | 5 |
0.1%
|
|
| 1954 | 4 |
0%
|
|
| 1955 | 3 |
0%
|
|
| 1956 | 9 |
0.1%
|
|
| 1957 | 4 |
0%
|
|
| 1958 | 6 |
0.1%
|
|
| 1959 | 8 |
0.1%
|
|
| 1960 | 8 |
0.1%
|
|
| 1961 | 7 |
0.1%
|
|
| 1962 | 6 |
0.1%
|
|
| 1963 | 11 |
0.1%
|
|
| 1964 | 8 |
0.1%
|
|
| 1965 | 16 |
0.2%
|
|
| 1966 | 9 |
0.1%
|
|
| 1967 | 14 |
0.2%
|
|
| 1968 | 16 |
0.2%
|
|
| 1969 | 14 |
0.2%
|
|
| 1970 | 24 |
0.3%
|
|
| 1971 | 18 |
0.2%
|
|
| 1972 | 13 |
0.1%
|
|
| 1973 | 26 |
0.3%
|
|
| 1974 | 24 |
0.3%
|
|
| 1975 | 29 |
0.3%
|
|
| 1976 | 33 |
0.4%
|
|
| 1977 | 27 |
0.3%
|
|
| 1978 | 32 |
0.4%
|
|
| 1979 | 47 |
0.5%
|
|
| 1980 | 57 |
0.6%
|
|
| 1981 | 33 |
0.4%
|
|
| 1982 | 42 |
0.5%
|
|
| 1983 | 48 |
0.5%
|
|
| 1984 | 46 |
0.5%
|
|
| 1985 | 44 |
0.5%
|
|
| 1986 | 61 |
0.7%
|
|
| 1987 | 66 |
0.7%
|
|
| 1988 | 73 |
0.8%
|
|
| 1989 | 87 |
1%
|
|
| 1990 | 96 |
1.1%
|
|
| 1991 | 61 |
0.7%
|
|
| 1992 | 100 |
1.1%
|
|
| 1993 | 89 |
1%
|
|
| 1994 | 106 |
1.2%
|
|
| 1995 | 103 |
1.1%
|
|
| 1996 | 133 |
1.5%
|
|
| 1997 | 132 |
1.4%
|
|
| 1998 | 183 |
2%
|
|
| 1999 | 165 |
1.8%
|
|
| 2000 | 223 |
2.4%
|
|
| 2001 | 223 |
2.4%
|
|
| 2002 | 290 |
3.2%
|
|
| 2003 | 263 |
2.9%
|
|
| 2004 | 287 |
3.1%
|
|
| 2005 | 345 |
3.8%
|
|
| 2006 | 322 |
3.5%
|
|
| 2007 | 337 |
3.7%
|
|
| 2008 | 331 |
3.6%
|
|
| 2009 | 261 |
2.9%
|
|
| 2010 | 293 |
3.2%
|
|
| 2011 | 234 |
2.6%
|
|
| 2012 | 252 |
2.8%
|
|
| 2013 | 226 |
2.5%
|
|
| 2014 | 221 |
2.4%
|
|
| 2015 | 306 |
3.4%
|
|
| 2016 | 341 |
3.7%
|
|
| 2017 | 117 |
1.3%
|
|
| 3333 | Missing | 309 |
3.4%
|
| 5555 | Not Applicable | 0 |
0%
|
| 8888 | Refused | 24 |
0.3%
|
| 9999 | Don't know | 1729 |
19%
|
| Sysmiss | 20991 |
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.