| Value | Category | Cases | |
|---|---|---|---|
| -9 | DON'T KNOW (SPONTANEOUS) | 284 |
4%
|
| -7 | NOT APPLICABLE | 6447 |
90%
|
| 1 | 185 |
2.6%
|
|
| 2 | 81 |
1.1%
|
|
| 3 | 68 |
0.9%
|
|
| 4 | 15 |
0.2%
|
|
| 5 | 33 |
0.5%
|
|
| 6 | 5 |
0.1%
|
|
| 7 | 11 |
0.2%
|
|
| 8 | 1 |
0%
|
|
| 9 | 1 |
0%
|
|
| 10 | 24 |
0.3%
|
|
| 12 | 3 |
0%
|
|
| 15 | 3 |
0%
|
|
| 21 | 1 |
0%
|
|
| 25 | 1 |
0%
|
|
| 30 | 1 |
0%
|
|
| 60 | 1 |
0%
|
|
| Sysmiss | 11492 |