National Income Dynamics Study 2017, Wave 5
South Africa, 2017
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Reference ID
zaf-saldru-nids-2017-v1.0.0
Producer(s)
Southern Africa Labour and Development Research Unit,
Collections
Created on
Aug 28, 2018
Last modified
Jun 11, 2023
Page views
1394819
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j25 - Age when respondent began to smoke cigarettes (w5_a_hllfsmkfrs)
Data file: adult_w5_anon_v1.0.0
Overview
Valid:
187
Invalid:
812
Type:
Discrete
Decimal:
0
loc_start_pos:
2972
loc_end_pos:
2973
Width:
2
Range:
-9 - 40
Format:
Numeric
Questions and instructions
Categories
| Value | Category | Cases | |
|---|---|---|---|
| -9 | Dont know | 10 |
5.3%
|
| -8 | Refused | 0 |
0%
|
| -5 | Not applicable | 0 |
0%
|
| -3 | Missing | 0 |
0%
|
| 10 | 1 |
0.5%
|
|
| 11 | 4 |
2.1%
|
|
| 12 | 9 |
4.8%
|
|
| 13 | 7 |
3.7%
|
|
| 14 | 12 |
6.4%
|
|
| 15 | 32 |
17.1%
|
|
| 16 | 17 |
9.1%
|
|
| 17 | 14 |
7.5%
|
|
| 18 | 23 |
12.3%
|
|
| 19 | 7 |
3.7%
|
|
| 20 | 18 |
9.6%
|
|
| 21 | 4 |
2.1%
|
|
| 22 | 5 |
2.7%
|
|
| 23 | 2 |
1.1%
|
|
| 24 | 2 |
1.1%
|
|
| 25 | 8 |
4.3%
|
|
| 26 | 2 |
1.1%
|
|
| 27 | 1 |
0.5%
|
|
| 28 | 3 |
1.6%
|
|
| 30 | 2 |
1.1%
|
|
| 33 | 2 |
1.1%
|
|
| 36 | 1 |
0.5%
|
|
| 40 | 1 |
0.5%
|
|
| Sysmiss | 812 |
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.