| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 10 |
7.5%
|
| 1 | 2 |
1.5%
|
|
| 2 | 2 |
1.5%
|
|
| 4 | 2 |
1.5%
|
|
| 5 | 6 |
4.5%
|
|
| 7 | 1 |
0.7%
|
|
| 8 | 1 |
0.7%
|
|
| 10 | 15 |
11.2%
|
|
| 15 | 3 |
2.2%
|
|
| 16 | 2 |
1.5%
|
|
| 17 | 2 |
1.5%
|
|
| 18 | 2 |
1.5%
|
|
| 20 | 5 |
3.7%
|
|
| 22 | 2 |
1.5%
|
|
| 25 | 10 |
7.5%
|
|
| 27 | 1 |
0.7%
|
|
| 30 | 9 |
6.7%
|
|
| 33 | 3 |
2.2%
|
|
| 35 | 5 |
3.7%
|
|
| 37 | 1 |
0.7%
|
|
| 38 | 1 |
0.7%
|
|
| 40 | 5 |
3.7%
|
|
| 45 | 1 |
0.7%
|
|
| 48 | 1 |
0.7%
|
|
| 49 | 1 |
0.7%
|
|
| 50 | 12 |
9%
|
|
| 55 | 1 |
0.7%
|
|
| 75 | 1 |
0.7%
|
|
| 90 | 1 |
0.7%
|
|
| 100 | 26 |
19.4%
|
|
| Sysmiss | 458 |