| Value | Category | Cases | |
|---|---|---|---|
| -2 | No answer | 1 |
0.1%
|
| -1 | Don't know | 761 |
63.4%
|
| 1 | France | 16 |
1.3%
|
| 2 | China | 43 |
3.6%
|
| 3 | India | 379 |
31.6%
|