| Value | Category | Cases | |
|---|---|---|---|
| ? | 1 |
0.5%
|
|
| Afghanistan | 1 |
0.5%
|
|
| Belgium | 1 |
0.5%
|
|
| Britain | 1 |
0.5%
|
|
| China | 1 |
0.5%
|
|
| Congo | 22 |
10%
|
|
| Egypt | 11 |
5%
|
|
| Ethiopia | 9 |
4.1%
|
|
| Europe | 1 |
0.5%
|
|
| France | 3 |
1.4%
|
|
| Germany | 7 |
3.2%
|
|
| Hong Kong | 2 |
0.9%
|
|
| India | 4 |
1.8%
|
|
| Israel | 1 |
0.5%
|
|
| Italy | 3 |
1.4%
|
|
| Japan | 1 |
0.5%
|
|
| Korea | 1 |
0.5%
|
|
| Kuwait | 1 |
0.5%
|
|
| Madagascar | 1 |
0.5%
|
|
| Malawi | 5 |
2.3%
|
|
| Mozambique | 3 |
1.4%
|
|
| Netherlands | 2 |
0.9%
|
|
| Nigeria | 1 |
0.5%
|
|
| Not Stated | 34 |
15.5%
|
|
| Pakistan | 21 |
9.5%
|
|
| Saudi Arabia | 1 |
0.5%
|
|
| Somalia | 3 |
1.4%
|
|
| South Africa | 2 |
0.9%
|
|
| Spain | 1 |
0.5%
|
|
| Sudan | 10 |
4.5%
|
|
| Taiwan | 1 |
0.5%
|
|
| Thailand | 1 |
0.5%
|
|
| UK | 1 |
0.5%
|
|
| USA | 11 |
5%
|
|
| United Arab Emirates | 2 |
0.9%
|
|
| United Kingdom | 32 |
14.5%
|
|
| United States | 10 |
4.5%
|
|
| Vietnam | 1 |
0.5%
|
|
| Yemen | 1 |
0.5%
|
|
| Zambia | 5 |
2.3%
|