| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 1 |
0.4%
|
| 0 | 229 |
80.9%
|
|
| 1 | 1 |
0.4%
|
|
| 10 | 2 |
0.7%
|
|
| 15 | 2 |
0.7%
|
|
| 20 | 4 |
1.4%
|
|
| 25 | 1 |
0.4%
|
|
| 30 | 6 |
2.1%
|
|
| 36 | 1 |
0.4%
|
|
| 40 | 1 |
0.4%
|
|
| 50 | 6 |
2.1%
|
|
| 60 | 3 |
1.1%
|
|
| 65 | 1 |
0.4%
|
|
| 70 | 2 |
0.7%
|
|
| 72 | 1 |
0.4%
|
|
| 80 | 2 |
0.7%
|
|
| 85 | 2 |
0.7%
|
|
| 86 | 1 |
0.4%
|
|
| 90 | 2 |
0.7%
|
|
| 95 | 1 |
0.4%
|
|
| 99 | 1 |
0.4%
|
|
| 100 | 13 |
4.6%
|
|
| Sysmiss | 119 |