| Value | Category | Cases | |
|---|---|---|---|
| -99 | Don't know | 0 |
0%
|
| -9 | Don't know (spontaneous) | 0 |
0%
|
| 1 | 5 |
0.9%
|
|
| 2 | 8 |
1.5%
|
|
| 3 | 11 |
2%
|
|
| 4 | 32 |
5.8%
|
|
| 5 | 7 |
1.3%
|
|
| 6 | 15 |
2.7%
|
|
| 7 | 6 |
1.1%
|
|
| 8 | 146 |
26.5%
|
|
| 9 | 12 |
2.2%
|
|
| 10 | 49 |
8.9%
|
|
| 11 | 5 |
0.9%
|
|
| 12 | 145 |
26.3%
|
|
| 13 | 2 |
0.4%
|
|
| 14 | 19 |
3.4%
|
|
| 15 | 4 |
0.7%
|
|
| 16 | 47 |
8.5%
|
|
| 18 | 10 |
1.8%
|
|
| 20 | 14 |
2.5%
|
|
| 21 | 1 |
0.2%
|
|
| 22 | 3 |
0.5%
|
|
| 24 | 7 |
1.3%
|
|
| 32 | 2 |
0.4%
|
|
| 100 | 1 |
0.2%
|
|
| Sysmiss | 545 |