National Income Dynamics Study 2014-2015, Wave 4 Secure Data
South Africa, 2014 - 2015
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Reference ID
zaf-saldru-nidssd-2014-2015-v2.0.0
Producer(s)
Southern Africa Labour and Development Research Unit,
Collections
Created on
Aug 24, 2018
Last modified
Aug 29, 2018
Page views
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b13_y - Date of birth (year) (w4_r_dob_y)
Data file: HouseholdRoster_W4_Secure_V2.0.0
Overview
Valid:
44229
Invalid:
5303
Type:
Discrete
Decimal:
0
Width:
20
Range:
1901 - 9999
Format:
Numeric
Questions and instructions
Categories
| Value | Category | Cases | |
|---|---|---|---|
| 1901 | 1 |
0%
|
|
| 1906 | 1 |
0%
|
|
| 1907 | 1 |
0%
|
|
| 1910 | 2 |
0%
|
|
| 1914 | 3 |
0%
|
|
| 1915 | 1 |
0%
|
|
| 1916 | 4 |
0%
|
|
| 1917 | 1 |
0%
|
|
| 1918 | 7 |
0%
|
|
| 1919 | 6 |
0%
|
|
| 1920 | 11 |
0%
|
|
| 1921 | 5 |
0%
|
|
| 1922 | 10 |
0%
|
|
| 1923 | 9 |
0%
|
|
| 1924 | 13 |
0%
|
|
| 1925 | 14 |
0%
|
|
| 1926 | 18 |
0%
|
|
| 1927 | 25 |
0.1%
|
|
| 1928 | 30 |
0.1%
|
|
| 1929 | 28 |
0.1%
|
|
| 1930 | 75 |
0.2%
|
|
| 1931 | 37 |
0.1%
|
|
| 1932 | 49 |
0.1%
|
|
| 1933 | 50 |
0.1%
|
|
| 1934 | 50 |
0.1%
|
|
| 1935 | 66 |
0.1%
|
|
| 1936 | 64 |
0.1%
|
|
| 1937 | 61 |
0.1%
|
|
| 1938 | 92 |
0.2%
|
|
| 1939 | 107 |
0.2%
|
|
| 1940 | 153 |
0.3%
|
|
| 1941 | 100 |
0.2%
|
|
| 1942 | 131 |
0.3%
|
|
| 1943 | 114 |
0.2%
|
|
| 1944 | 114 |
0.2%
|
|
| 1945 | 124 |
0.3%
|
|
| 1946 | 133 |
0.3%
|
|
| 1947 | 151 |
0.3%
|
|
| 1948 | 193 |
0.4%
|
|
| 1949 | 171 |
0.3%
|
|
| 1950 | 222 |
0.4%
|
|
| 1951 | 196 |
0.4%
|
|
| 1952 | 273 |
0.6%
|
|
| 1953 | 241 |
0.5%
|
|
| 1954 | 266 |
0.5%
|
|
| 1955 | 215 |
0.4%
|
|
| 1956 | 298 |
0.6%
|
|
| 1957 | 288 |
0.6%
|
|
| 1958 | 301 |
0.6%
|
|
| 1959 | 267 |
0.5%
|
|
| 1960 | 346 |
0.7%
|
|
| 1961 | 277 |
0.6%
|
|
| 1962 | 352 |
0.7%
|
|
| 1963 | 330 |
0.7%
|
|
| 1964 | 383 |
0.8%
|
|
| 1965 | 355 |
0.7%
|
|
| 1966 | 326 |
0.7%
|
|
| 1967 | 327 |
0.7%
|
|
| 1968 | 382 |
0.8%
|
|
| 1969 | 403 |
0.8%
|
|
| 1970 | 392 |
0.8%
|
|
| 1971 | 360 |
0.7%
|
|
| 1972 | 436 |
0.9%
|
|
| 1973 | 421 |
0.8%
|
|
| 1974 | 420 |
0.8%
|
|
| 1975 | 494 |
1%
|
|
| 1976 | 468 |
0.9%
|
|
| 1977 | 472 |
1%
|
|
| 1978 | 483 |
1%
|
|
| 1979 | 521 |
1.1%
|
|
| 1980 | 579 |
1.2%
|
|
| 1981 | 516 |
1%
|
|
| 1982 | 688 |
1.4%
|
|
| 1983 | 659 |
1.3%
|
|
| 1984 | 658 |
1.3%
|
|
| 1985 | 800 |
1.6%
|
|
| 1986 | 784 |
1.6%
|
|
| 1987 | 779 |
1.6%
|
|
| 1988 | 865 |
1.7%
|
|
| 1989 | 844 |
1.7%
|
|
| 1990 | 946 |
1.9%
|
|
| 1991 | 977 |
2%
|
|
| 1992 | 872 |
1.8%
|
|
| 1993 | 947 |
1.9%
|
|
| 1994 | 987 |
2%
|
|
| 1995 | 939 |
1.9%
|
|
| 1996 | 982 |
2%
|
|
| 1997 | 964 |
1.9%
|
|
| 1998 | 872 |
1.8%
|
|
| 1999 | 921 |
1.9%
|
|
| 2000 | 930 |
1.9%
|
|
| 2001 | 873 |
1.8%
|
|
| 2002 | 843 |
1.7%
|
|
| 2003 | 914 |
1.8%
|
|
| 2004 | 973 |
2%
|
|
| 2005 | 985 |
2%
|
|
| 2006 | 1013 |
2%
|
|
| 2007 | 1053 |
2.1%
|
|
| 2008 | 1078 |
2.2%
|
|
| 2009 | 1007 |
2%
|
|
| 2010 | 1031 |
2.1%
|
|
| 2011 | 985 |
2%
|
|
| 2012 | 950 |
1.9%
|
|
| 2013 | 912 |
1.8%
|
|
| 2014 | 877 |
1.8%
|
|
| 2015 | 198 |
0.4%
|
|
| 3333 | Missing | 1 |
0%
|
| 5555 | Not applicable | 0 |
0%
|
| 8888 | Refused | 0 |
0%
|
| 9999 | Don't know | 287 |
0.6%
|
| Sysmiss | 5303 |
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.