| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 2 |
0.4%
|
| 0 | 30 |
6%
|
|
| 1 | 3 |
0.6%
|
|
| 2 | 3 |
0.6%
|
|
| 4 | 1 |
0.2%
|
|
| 5 | 2 |
0.4%
|
|
| 10 | 20 |
4%
|
|
| 17 | 1 |
0.2%
|
|
| 20 | 10 |
2%
|
|
| 22 | 1 |
0.2%
|
|
| 24 | 1 |
0.2%
|
|
| 25 | 11 |
2.2%
|
|
| 30 | 2 |
0.4%
|
|
| 33 | 1 |
0.2%
|
|
| 40 | 9 |
1.8%
|
|
| 45 | 1 |
0.2%
|
|
| 50 | 31 |
6.2%
|
|
| 53 | 1 |
0.2%
|
|
| 60 | 8 |
1.6%
|
|
| 64 | 1 |
0.2%
|
|
| 66 | 9 |
1.8%
|
|
| 67 | 1 |
0.2%
|
|
| 70 | 8 |
1.6%
|
|
| 75 | 3 |
0.6%
|
|
| 80 | 7 |
1.4%
|
|
| 85 | 1 |
0.2%
|
|
| 87 | 1 |
0.2%
|
|
| 90 | 3 |
0.6%
|
|
| 98 | 1 |
0.2%
|
|
| 100 | 327 |
65.4%
|
|
| Sysmiss | 700 |