| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 0 |
0%
|
| 0 | 31 |
16.1%
|
|
| 1 | 18 |
9.4%
|
|
| 2 | 20 |
10.4%
|
|
| 3 | 12 |
6.3%
|
|
| 4 | 13 |
6.8%
|
|
| 5 | 7 |
3.6%
|
|
| 6 | 13 |
6.8%
|
|
| 7 | 3 |
1.6%
|
|
| 8 | 6 |
3.1%
|
|
| 9 | 1 |
0.5%
|
|
| 10 | 13 |
6.8%
|
|
| 11 | 1 |
0.5%
|
|
| 12 | 2 |
1%
|
|
| 13 | 1 |
0.5%
|
|
| 15 | 3 |
1.6%
|
|
| 17 | 1 |
0.5%
|
|
| 18 | 1 |
0.5%
|
|
| 19 | 1 |
0.5%
|
|
| 20 | 2 |
1%
|
|
| 25 | 2 |
1%
|
|
| 28 | 1 |
0.5%
|
|
| 30 | 1 |
0.5%
|
|
| 35 | 2 |
1%
|
|
| 40 | 4 |
2.1%
|
|
| 42 | 1 |
0.5%
|
|
| 45 | 1 |
0.5%
|
|
| 50 | 4 |
2.1%
|
|
| 60 | 2 |
1%
|
|
| 68 | 1 |
0.5%
|
|
| 70 | 3 |
1.6%
|
|
| 71 | 1 |
0.5%
|
|
| 86 | 1 |
0.5%
|
|
| 89 | 1 |
0.5%
|
|
| 98 | 1 |
0.5%
|
|
| 105 | 1 |
0.5%
|
|
| 110 | 1 |
0.5%
|
|
| 113 | 1 |
0.5%
|
|
| 120 | 1 |
0.5%
|
|
| 130 | 2 |
1%
|
|
| 151 | 1 |
0.5%
|
|
| 165 | 1 |
0.5%
|
|
| 184 | 1 |
0.5%
|
|
| 192 | 1 |
0.5%
|
|
| 200 | 1 |
0.5%
|
|
| 239 | 1 |
0.5%
|
|
| 400 | 1 |
0.5%
|
|
| 420 | 1 |
0.5%
|
|
| 613 | 1 |
0.5%
|
|
| 692 | 1 |
0.5%
|
|
| 1800 | 1 |
0.5%
|
|
| Sysmiss | 237 |