| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 3 |
2.5%
|
| 0 | 5 |
4.2%
|
|
| 1 | 3 |
2.5%
|
|
| 2 | 7 |
5.8%
|
|
| 3 | 13 |
10.8%
|
|
| 4 | 4 |
3.3%
|
|
| 5 | 17 |
14.2%
|
|
| 6 | 7 |
5.8%
|
|
| 7 | 4 |
3.3%
|
|
| 8 | 3 |
2.5%
|
|
| 9 | 2 |
1.7%
|
|
| 10 | 9 |
7.5%
|
|
| 12 | 5 |
4.2%
|
|
| 13 | 2 |
1.7%
|
|
| 14 | 1 |
0.8%
|
|
| 15 | 2 |
1.7%
|
|
| 17 | 2 |
1.7%
|
|
| 19 | 1 |
0.8%
|
|
| 20 | 5 |
4.2%
|
|
| 23 | 1 |
0.8%
|
|
| 25 | 1 |
0.8%
|
|
| 30 | 1 |
0.8%
|
|
| 35 | 1 |
0.8%
|
|
| 36 | 1 |
0.8%
|
|
| 39 | 1 |
0.8%
|
|
| 40 | 1 |
0.8%
|
|
| 44 | 2 |
1.7%
|
|
| 48 | 1 |
0.8%
|
|
| 49 | 2 |
1.7%
|
|
| 51 | 1 |
0.8%
|
|
| 64 | 1 |
0.8%
|
|
| 70 | 2 |
1.7%
|
|
| 74 | 1 |
0.8%
|
|
| 75 | 1 |
0.8%
|
|
| 80 | 1 |
0.8%
|
|
| 81 | 1 |
0.8%
|
|
| 85 | 1 |
0.8%
|
|
| 88 | 1 |
0.8%
|
|
| 100 | 1 |
0.8%
|
|
| 186 | 1 |
0.8%
|
|
| 215 | 1 |
0.8%
|
|
| Sysmiss | 234 |