| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 9 |
6.7%
|
| 16 | 1 |
0.7%
|
|
| 18 | 1 |
0.7%
|
|
| 30 | 1 |
0.7%
|
|
| 40 | 84 |
62.7%
|
|
| 42 | 3 |
2.2%
|
|
| 45 | 1 |
0.7%
|
|
| 48 | 9 |
6.7%
|
|
| 50 | 6 |
4.5%
|
|
| 52 | 1 |
0.7%
|
|
| 60 | 1 |
0.7%
|
|
| 70 | 1 |
0.7%
|
|
| 72 | 4 |
3%
|
|
| 80 | 2 |
1.5%
|
|
| 84 | 1 |
0.7%
|
|
| 90 | 2 |
1.5%
|
|
| 96 | 1 |
0.7%
|
|
| 100 | 1 |
0.7%
|
|
| 120 | 1 |
0.7%
|
|
| 160 | 1 |
0.7%
|
|
| 168 | 3 |
2.2%
|
|
| Sysmiss | 228 |