| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 1 |
2.1%
|
| 10 | 2 |
4.3%
|
|
| 14 | 2 |
4.3%
|
|
| 15 | 3 |
6.4%
|
|
| 16 | 1 |
2.1%
|
|
| 18 | 6 |
12.8%
|
|
| 20 | 1 |
2.1%
|
|
| 21 | 2 |
4.3%
|
|
| 25 | 2 |
4.3%
|
|
| 28 | 2 |
4.3%
|
|
| 30 | 5 |
10.6%
|
|
| 32 | 1 |
2.1%
|
|
| 37 | 1 |
2.1%
|
|
| 40 | 1 |
2.1%
|
|
| 48 | 1 |
2.1%
|
|
| 50 | 2 |
4.3%
|
|
| 60 | 1 |
2.1%
|
|
| 70 | 2 |
4.3%
|
|
| 84 | 1 |
2.1%
|
|
| 89 | 1 |
2.1%
|
|
| 100 | 2 |
4.3%
|
|
| 120 | 1 |
2.1%
|
|
| 131 | 1 |
2.1%
|
|
| 180 | 1 |
2.1%
|
|
| 200 | 1 |
2.1%
|
|
| 336 | 1 |
2.1%
|
|
| 400 | 1 |
2.1%
|
|
| 450 | 1 |
2.1%
|
|
| Sysmiss | 1253 |