| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 6 |
5.1%
|
| 1 | 1 |
0.8%
|
|
| 2 | 2 |
1.7%
|
|
| 5 | 2 |
1.7%
|
|
| 6 | 1 |
0.8%
|
|
| 10 | 17 |
14.4%
|
|
| 12 | 1 |
0.8%
|
|
| 15 | 9 |
7.6%
|
|
| 17 | 1 |
0.8%
|
|
| 20 | 5 |
4.2%
|
|
| 23 | 3 |
2.5%
|
|
| 25 | 5 |
4.2%
|
|
| 30 | 6 |
5.1%
|
|
| 33 | 2 |
1.7%
|
|
| 35 | 1 |
0.8%
|
|
| 38 | 1 |
0.8%
|
|
| 40 | 7 |
5.9%
|
|
| 49 | 1 |
0.8%
|
|
| 50 | 13 |
11%
|
|
| 55 | 1 |
0.8%
|
|
| 60 | 3 |
2.5%
|
|
| 65 | 1 |
0.8%
|
|
| 70 | 1 |
0.8%
|
|
| 75 | 3 |
2.5%
|
|
| 85 | 1 |
0.8%
|
|
| 90 | 3 |
2.5%
|
|
| 95 | 1 |
0.8%
|
|
| 100 | 20 |
16.9%
|
|
| Sysmiss | 527 |