| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 3 |
2.5%
|
| 0 | 13 |
10.9%
|
|
| 1 | 6 |
5%
|
|
| 2 | 10 |
8.4%
|
|
| 3 | 5 |
4.2%
|
|
| 4 | 10 |
8.4%
|
|
| 5 | 10 |
8.4%
|
|
| 6 | 6 |
5%
|
|
| 7 | 2 |
1.7%
|
|
| 8 | 2 |
1.7%
|
|
| 9 | 3 |
2.5%
|
|
| 10 | 7 |
5.9%
|
|
| 11 | 1 |
0.8%
|
|
| 12 | 2 |
1.7%
|
|
| 14 | 1 |
0.8%
|
|
| 15 | 6 |
5%
|
|
| 16 | 2 |
1.7%
|
|
| 20 | 2 |
1.7%
|
|
| 21 | 3 |
2.5%
|
|
| 24 | 1 |
0.8%
|
|
| 25 | 1 |
0.8%
|
|
| 26 | 2 |
1.7%
|
|
| 27 | 1 |
0.8%
|
|
| 29 | 1 |
0.8%
|
|
| 30 | 1 |
0.8%
|
|
| 32 | 1 |
0.8%
|
|
| 35 | 2 |
1.7%
|
|
| 40 | 2 |
1.7%
|
|
| 60 | 1 |
0.8%
|
|
| 64 | 1 |
0.8%
|
|
| 65 | 1 |
0.8%
|
|
| 69 | 1 |
0.8%
|
|
| 70 | 2 |
1.7%
|
|
| 99 | 1 |
0.8%
|
|
| 100 | 1 |
0.8%
|
|
| 126 | 1 |
0.8%
|
|
| 140 | 1 |
0.8%
|
|
| 160 | 2 |
1.7%
|
|
| 200 | 1 |
0.8%
|
|
| Sysmiss | 238 |