| Value | Category | Cases | |
|---|---|---|---|
| 3202211991 | Argentina [1991] | 1002 |
4.1%
|
| 7602211991 | Brazil [1991] | 1782 |
7.3%
|
| 11202211990 | Belarus [1990] | 1015 |
4.1%
|
| 15202211990 | Chile [1990] | 1500 |
6.1%
|
| 15602211990 | China [1990] | 1000 |
4.1%
|
| 20302211991 | Czech Republic [1991] | 924 |
3.8%
|
| 35602211990 | India [1990] | 2500 |
10.2%
|
| 39202211990 | Japan [1990] | 1011 |
4.1%
|
| 41002211990 | South Korea [1990] | 1251 |
5.1%
|
| 48402211990 | Mexico [1990] | 1531 |
6.2%
|
| 56602211990 | Nigeria [1990] | 1001 |
4.1%
|
| 61602211989 | Poland [1989] | 938 |
3.8%
|
| 64302211990 | Russian Federation [1990] | 1961 |
8%
|
| 70302211990 | Slovakia [1990] | 466 |
1.9%
|
| 71002211990 | South Africa [1990] | 2736 |
11.1%
|
| 72402211990 | Spain [1990] | 1510 |
6.1%
|
| 75602211989 | Switzerland [1989] | 1400 |
5.7%
|
| 79202211990 | Turkey [1990] | 1030 |
4.2%
|
| -5 | Missing; Unknown | 0 | |
| -4 | Not asked in survey | 0 | |
| -3 | Not applicable | 0 | |
| -2 | No answer | 0 | |
| -1 | Don't know | 0 |