| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 102 |
12.5%
|
| 0 | 591 |
72.2%
|
|
| 5 | 1 |
0.1%
|
|
| 8 | 1 |
0.1%
|
|
| 15 | 3 |
0.4%
|
|
| 20 | 5 |
0.6%
|
|
| 30 | 3 |
0.4%
|
|
| 35 | 2 |
0.2%
|
|
| 39 | 1 |
0.1%
|
|
| 40 | 4 |
0.5%
|
|
| 45 | 3 |
0.4%
|
|
| 49 | 4 |
0.5%
|
|
| 50 | 11 |
1.3%
|
|
| 55 | 1 |
0.1%
|
|
| 60 | 6 |
0.7%
|
|
| 62 | 1 |
0.1%
|
|
| 64 | 1 |
0.1%
|
|
| 65 | 2 |
0.2%
|
|
| 70 | 2 |
0.2%
|
|
| 75 | 7 |
0.9%
|
|
| 76 | 1 |
0.1%
|
|
| 78 | 1 |
0.1%
|
|
| 80 | 5 |
0.6%
|
|
| 82 | 3 |
0.4%
|
|
| 85 | 1 |
0.1%
|
|
| 87 | 1 |
0.1%
|
|
| 88 | 5 |
0.6%
|
|
| 90 | 4 |
0.5%
|
|
| 92 | 1 |
0.1%
|
|
| 95 | 2 |
0.2%
|
|
| 100 | 43 |
5.3%
|
|
| Sysmiss | 142 |