| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 6 |
1.4%
|
| 0 | 233 |
52.5%
|
|
| 1 | 15 |
3.4%
|
|
| 2 | 26 |
5.9%
|
|
| 3 | 18 |
4.1%
|
|
| 4 | 19 |
4.3%
|
|
| 5 | 19 |
4.3%
|
|
| 6 | 18 |
4.1%
|
|
| 7 | 11 |
2.5%
|
|
| 8 | 12 |
2.7%
|
|
| 9 | 4 |
0.9%
|
|
| 10 | 7 |
1.6%
|
|
| 11 | 2 |
0.5%
|
|
| 12 | 6 |
1.4%
|
|
| 15 | 4 |
0.9%
|
|
| 17 | 2 |
0.5%
|
|
| 18 | 4 |
0.9%
|
|
| 20 | 7 |
1.6%
|
|
| 21 | 1 |
0.2%
|
|
| 22 | 1 |
0.2%
|
|
| 23 | 2 |
0.5%
|
|
| 24 | 1 |
0.2%
|
|
| 25 | 5 |
1.1%
|
|
| 26 | 1 |
0.2%
|
|
| 29 | 1 |
0.2%
|
|
| 30 | 6 |
1.4%
|
|
| 35 | 2 |
0.5%
|
|
| 38 | 1 |
0.2%
|
|
| 40 | 3 |
0.7%
|
|
| 50 | 5 |
1.1%
|
|
| 80 | 1 |
0.2%
|
|
| 90 | 1 |
0.2%
|
|
| Sysmiss | 128 |