National Income Dynamics Study 2010-2011, Wave 2 Secure Data
South Africa, 2010 - 2011
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Reference ID
zaf-saldru-nidssd-2010-2011-v4.0.0
Producer(s)
Southern Africa Labour and Development Research Unit,
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Created on
Aug 24, 2018
Last modified
Oct 18, 2023
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c2_3_y11 - Date of birth (year) of child 11 (w2_a_bhdob_y11)
Data file: Adult_W2_Secure_V4.0.0
Overview
Valid:
97
Invalid:
21777
Type:
Discrete
Decimal:
0
loc_start_pos:
658
loc_end_pos:
661
Width:
4
Range:
1970 - 9999
Format:
Numeric
Questions and instructions
Categories
| Value | Category | Cases | |
|---|---|---|---|
| 1970 | 1 |
1%
|
|
| 1971 | 1 |
1%
|
|
| 1972 | 1 |
1%
|
|
| 1973 | 1 |
1%
|
|
| 1974 | 1 |
1%
|
|
| 1976 | 1 |
1%
|
|
| 1977 | 1 |
1%
|
|
| 1979 | 1 |
1%
|
|
| 1981 | 4 |
4.1%
|
|
| 1983 | 1 |
1%
|
|
| 1984 | 1 |
1%
|
|
| 1985 | 5 |
5.2%
|
|
| 1986 | 3 |
3.1%
|
|
| 1988 | 2 |
2.1%
|
|
| 1990 | 2 |
2.1%
|
|
| 1991 | 2 |
2.1%
|
|
| 1992 | 2 |
2.1%
|
|
| 1995 | 2 |
2.1%
|
|
| 1996 | 3 |
3.1%
|
|
| 1997 | 2 |
2.1%
|
|
| 1998 | 1 |
1%
|
|
| 2001 | 1 |
1%
|
|
| 2002 | 3 |
3.1%
|
|
| 2003 | 2 |
2.1%
|
|
| 2007 | 1 |
1%
|
|
| 2008 | 1 |
1%
|
|
| 2009 | 1 |
1%
|
|
| 2222 | 2222. Not asked in Phase 2 | 0 |
0%
|
| 3333 | 3333. Missing | 0 |
0%
|
| 5555 | 5555. Not Applicable | 0 |
0%
|
| 8888 | 8888. Refused | 0 |
0%
|
| 9999 | 9999. Don't know | 50 |
51.5%
|
| Sysmiss | 21777 |
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.