| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 2 |
0.4%
|
| 0 | 10 |
2.1%
|
|
| 1 | 1 |
0.2%
|
|
| 3 | 1 |
0.2%
|
|
| 5 | 3 |
0.6%
|
|
| 8 | 1 |
0.2%
|
|
| 10 | 12 |
2.6%
|
|
| 12 | 1 |
0.2%
|
|
| 20 | 19 |
4.1%
|
|
| 25 | 2 |
0.4%
|
|
| 30 | 22 |
4.7%
|
|
| 38 | 1 |
0.2%
|
|
| 40 | 9 |
1.9%
|
|
| 50 | 29 |
6.2%
|
|
| 51 | 3 |
0.6%
|
|
| 55 | 2 |
0.4%
|
|
| 56 | 1 |
0.2%
|
|
| 60 | 14 |
3%
|
|
| 65 | 2 |
0.4%
|
|
| 66 | 1 |
0.2%
|
|
| 70 | 14 |
3%
|
|
| 75 | 2 |
0.4%
|
|
| 80 | 35 |
7.5%
|
|
| 85 | 2 |
0.4%
|
|
| 90 | 5 |
1.1%
|
|
| 95 | 1 |
0.2%
|
|
| 99 | 1 |
0.2%
|
|
| 100 | 272 |
58.1%
|
|
| Sysmiss | 292 |