| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 0 |
0%
|
| 0 | 1 |
0.8%
|
|
| 1 | 1 |
0.8%
|
|
| 2 | 1 |
0.8%
|
|
| 5 | 1 |
0.8%
|
|
| 8 | 1 |
0.8%
|
|
| 20 | 4 |
3.3%
|
|
| 30 | 3 |
2.5%
|
|
| 35 | 2 |
1.7%
|
|
| 40 | 2 |
1.7%
|
|
| 45 | 1 |
0.8%
|
|
| 50 | 5 |
4.2%
|
|
| 60 | 8 |
6.7%
|
|
| 62 | 1 |
0.8%
|
|
| 70 | 2 |
1.7%
|
|
| 74 | 1 |
0.8%
|
|
| 75 | 1 |
0.8%
|
|
| 80 | 7 |
5.8%
|
|
| 85 | 3 |
2.5%
|
|
| 86 | 2 |
1.7%
|
|
| 90 | 15 |
12.5%
|
|
| 93 | 1 |
0.8%
|
|
| 95 | 4 |
3.3%
|
|
| 97 | 1 |
0.8%
|
|
| 98 | 2 |
1.7%
|
|
| 100 | 50 |
41.7%
|
|
| Sysmiss | 37 |