| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 0 |
0%
|
| 0 | 55 |
23.5%
|
|
| 1 | 27 |
11.5%
|
|
| 2 | 30 |
12.8%
|
|
| 3 | 17 |
7.3%
|
|
| 4 | 16 |
6.8%
|
|
| 5 | 16 |
6.8%
|
|
| 6 | 7 |
3%
|
|
| 7 | 5 |
2.1%
|
|
| 8 | 5 |
2.1%
|
|
| 10 | 6 |
2.6%
|
|
| 11 | 2 |
0.9%
|
|
| 12 | 1 |
0.4%
|
|
| 14 | 1 |
0.4%
|
|
| 15 | 2 |
0.9%
|
|
| 18 | 2 |
0.9%
|
|
| 19 | 1 |
0.4%
|
|
| 20 | 2 |
0.9%
|
|
| 21 | 2 |
0.9%
|
|
| 22 | 2 |
0.9%
|
|
| 25 | 1 |
0.4%
|
|
| 30 | 6 |
2.6%
|
|
| 32 | 1 |
0.4%
|
|
| 33 | 1 |
0.4%
|
|
| 40 | 2 |
0.9%
|
|
| 50 | 3 |
1.3%
|
|
| 52 | 1 |
0.4%
|
|
| 60 | 3 |
1.3%
|
|
| 65 | 1 |
0.4%
|
|
| 70 | 3 |
1.3%
|
|
| 78 | 1 |
0.4%
|
|
| 80 | 1 |
0.4%
|
|
| 90 | 1 |
0.4%
|
|
| 100 | 2 |
0.9%
|
|
| 110 | 2 |
0.9%
|
|
| 120 | 2 |
0.9%
|
|
| 142 | 1 |
0.4%
|
|
| 150 | 1 |
0.4%
|
|
| 165 | 1 |
0.4%
|
|
| 168 | 1 |
0.4%
|
|
| Sysmiss | 1284 |