| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 4 |
1.8%
|
| 0 | 8 |
3.5%
|
|
| 1 | 27 |
11.9%
|
|
| 2 | 19 |
8.4%
|
|
| 3 | 14 |
6.2%
|
|
| 4 | 11 |
4.9%
|
|
| 5 | 18 |
8%
|
|
| 6 | 13 |
5.8%
|
|
| 7 | 11 |
4.9%
|
|
| 8 | 13 |
5.8%
|
|
| 9 | 5 |
2.2%
|
|
| 10 | 7 |
3.1%
|
|
| 11 | 5 |
2.2%
|
|
| 12 | 6 |
2.7%
|
|
| 14 | 2 |
0.9%
|
|
| 15 | 10 |
4.4%
|
|
| 16 | 1 |
0.4%
|
|
| 18 | 5 |
2.2%
|
|
| 20 | 7 |
3.1%
|
|
| 21 | 2 |
0.9%
|
|
| 22 | 1 |
0.4%
|
|
| 23 | 2 |
0.9%
|
|
| 24 | 2 |
0.9%
|
|
| 25 | 6 |
2.7%
|
|
| 27 | 2 |
0.9%
|
|
| 29 | 1 |
0.4%
|
|
| 30 | 4 |
1.8%
|
|
| 32 | 1 |
0.4%
|
|
| 35 | 1 |
0.4%
|
|
| 37 | 2 |
0.9%
|
|
| 40 | 2 |
0.9%
|
|
| 46 | 1 |
0.4%
|
|
| 50 | 1 |
0.4%
|
|
| 63 | 1 |
0.4%
|
|
| 80 | 2 |
0.9%
|
|
| 110 | 1 |
0.4%
|
|
| 160 | 1 |
0.4%
|
|
| 170 | 1 |
0.4%
|
|
| 180 | 1 |
0.4%
|
|
| 200 | 1 |
0.4%
|
|
| 258 | 1 |
0.4%
|
|
| 378 | 1 |
0.4%
|
|
| 600 | 1 |
0.4%
|
|
| 1500 | 1 |
0.4%
|
|
| Sysmiss | 134 |