| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 0 |
0%
|
| 16 | 1 |
2.4%
|
|
| 28 | 1 |
2.4%
|
|
| 40 | 9 |
22%
|
|
| 42 | 1 |
2.4%
|
|
| 44 | 5 |
12.2%
|
|
| 45 | 2 |
4.9%
|
|
| 46 | 1 |
2.4%
|
|
| 48 | 4 |
9.8%
|
|
| 50 | 2 |
4.9%
|
|
| 52 | 2 |
4.9%
|
|
| 55 | 2 |
4.9%
|
|
| 56 | 3 |
7.3%
|
|
| 60 | 2 |
4.9%
|
|
| 70 | 1 |
2.4%
|
|
| 96 | 1 |
2.4%
|
|
| 144 | 1 |
2.4%
|
|
| 168 | 3 |
7.3%
|
|
| Sysmiss | 79 |