| Value | Category | Cases | |
|---|---|---|---|
| -99 | Don't know | 0 |
0%
|
| -9 | Don't know (spontaneous) | 18 |
14.4%
|
| 0 | 18 |
14.4%
|
|
| 1 | 12 |
9.6%
|
|
| 2 | 13 |
10.4%
|
|
| 3 | 8 |
6.4%
|
|
| 4 | 8 |
6.4%
|
|
| 5 | 8 |
6.4%
|
|
| 6 | 5 |
4%
|
|
| 7 | 3 |
2.4%
|
|
| 8 | 2 |
1.6%
|
|
| 10 | 4 |
3.2%
|
|
| 12 | 1 |
0.8%
|
|
| 14 | 3 |
2.4%
|
|
| 15 | 2 |
1.6%
|
|
| 16 | 1 |
0.8%
|
|
| 17 | 1 |
0.8%
|
|
| 18 | 1 |
0.8%
|
|
| 19 | 3 |
2.4%
|
|
| 20 | 1 |
0.8%
|
|
| 23 | 1 |
0.8%
|
|
| 28 | 1 |
0.8%
|
|
| 36 | 1 |
0.8%
|
|
| 40 | 1 |
0.8%
|
|
| 44 | 1 |
0.8%
|
|
| 48 | 1 |
0.8%
|
|
| 56 | 1 |
0.8%
|
|
| 75 | 1 |
0.8%
|
|
| 77 | 1 |
0.8%
|
|
| 98 | 1 |
0.8%
|
|
| 100 | 1 |
0.8%
|
|
| 110 | 1 |
0.8%
|
|
| 200 | 1 |
0.8%
|
|
| Sysmiss | 233 |