| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 0 |
0%
|
| 0 | 27 |
9.5%
|
|
| 1 | 32 |
11.2%
|
|
| 2 | 32 |
11.2%
|
|
| 3 | 20 |
7%
|
|
| 4 | 15 |
5.3%
|
|
| 5 | 21 |
7.4%
|
|
| 6 | 8 |
2.8%
|
|
| 7 | 12 |
4.2%
|
|
| 8 | 8 |
2.8%
|
|
| 9 | 4 |
1.4%
|
|
| 10 | 11 |
3.9%
|
|
| 11 | 8 |
2.8%
|
|
| 12 | 3 |
1.1%
|
|
| 13 | 6 |
2.1%
|
|
| 14 | 1 |
0.4%
|
|
| 15 | 11 |
3.9%
|
|
| 17 | 2 |
0.7%
|
|
| 18 | 4 |
1.4%
|
|
| 19 | 1 |
0.4%
|
|
| 20 | 5 |
1.8%
|
|
| 22 | 4 |
1.4%
|
|
| 25 | 2 |
0.7%
|
|
| 26 | 1 |
0.4%
|
|
| 28 | 2 |
0.7%
|
|
| 30 | 5 |
1.8%
|
|
| 34 | 3 |
1.1%
|
|
| 35 | 4 |
1.4%
|
|
| 40 | 3 |
1.1%
|
|
| 45 | 1 |
0.4%
|
|
| 50 | 2 |
0.7%
|
|
| 60 | 2 |
0.7%
|
|
| 66 | 1 |
0.4%
|
|
| 75 | 1 |
0.4%
|
|
| 76 | 1 |
0.4%
|
|
| 80 | 2 |
0.7%
|
|
| 85 | 1 |
0.4%
|
|
| 90 | 2 |
0.7%
|
|
| 92 | 1 |
0.4%
|
|
| 100 | 2 |
0.7%
|
|
| 105 | 1 |
0.4%
|
|
| 120 | 1 |
0.4%
|
|
| 128 | 1 |
0.4%
|
|
| 150 | 3 |
1.1%
|
|
| 160 | 1 |
0.4%
|
|
| 192 | 1 |
0.4%
|
|
| 200 | 1 |
0.4%
|
|
| 230 | 1 |
0.4%
|
|
| 250 | 1 |
0.4%
|
|
| 280 | 1 |
0.4%
|
|
| 287 | 1 |
0.4%
|
|
| 600 | 1 |
0.4%
|
|
| Sysmiss | 315 |