| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 0 |
0%
|
| 0 | 199 |
27.4%
|
|
| 1 | 115 |
15.9%
|
|
| 2 | 110 |
15.2%
|
|
| 3 | 72 |
9.9%
|
|
| 4 | 45 |
6.2%
|
|
| 5 | 39 |
5.4%
|
|
| 6 | 24 |
3.3%
|
|
| 7 | 11 |
1.5%
|
|
| 8 | 16 |
2.2%
|
|
| 9 | 6 |
0.8%
|
|
| 10 | 13 |
1.8%
|
|
| 11 | 1 |
0.1%
|
|
| 12 | 5 |
0.7%
|
|
| 13 | 4 |
0.6%
|
|
| 15 | 9 |
1.2%
|
|
| 16 | 2 |
0.3%
|
|
| 18 | 1 |
0.1%
|
|
| 19 | 1 |
0.1%
|
|
| 20 | 13 |
1.8%
|
|
| 24 | 1 |
0.1%
|
|
| 25 | 4 |
0.6%
|
|
| 28 | 1 |
0.1%
|
|
| 30 | 6 |
0.8%
|
|
| 32 | 2 |
0.3%
|
|
| 34 | 1 |
0.1%
|
|
| 35 | 5 |
0.7%
|
|
| 38 | 1 |
0.1%
|
|
| 39 | 1 |
0.1%
|
|
| 40 | 1 |
0.1%
|
|
| 50 | 1 |
0.1%
|
|
| 55 | 1 |
0.1%
|
|
| 70 | 1 |
0.1%
|
|
| 83 | 1 |
0.1%
|
|
| 84 | 1 |
0.1%
|
|
| 92 | 1 |
0.1%
|
|
| 106 | 1 |
0.1%
|
|
| 120 | 1 |
0.1%
|
|
| 125 | 1 |
0.1%
|
|
| 135 | 2 |
0.3%
|
|
| 175 | 1 |
0.1%
|
|
| 180 | 1 |
0.1%
|
|
| 200 | 1 |
0.1%
|
|
| 250 | 1 |
0.1%
|
|
| 280 | 1 |
0.1%
|
|
| Sysmiss | 707 |