| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 17 |
11.6%
|
| 0 | 22 |
15.1%
|
|
| 1 | 6 |
4.1%
|
|
| 2 | 10 |
6.8%
|
|
| 3 | 5 |
3.4%
|
|
| 4 | 3 |
2.1%
|
|
| 5 | 5 |
3.4%
|
|
| 6 | 5 |
3.4%
|
|
| 7 | 1 |
0.7%
|
|
| 8 | 1 |
0.7%
|
|
| 10 | 5 |
3.4%
|
|
| 11 | 2 |
1.4%
|
|
| 13 | 1 |
0.7%
|
|
| 15 | 3 |
2.1%
|
|
| 16 | 1 |
0.7%
|
|
| 18 | 1 |
0.7%
|
|
| 20 | 8 |
5.5%
|
|
| 24 | 1 |
0.7%
|
|
| 25 | 1 |
0.7%
|
|
| 30 | 4 |
2.7%
|
|
| 35 | 1 |
0.7%
|
|
| 40 | 1 |
0.7%
|
|
| 41 | 1 |
0.7%
|
|
| 44 | 1 |
0.7%
|
|
| 50 | 5 |
3.4%
|
|
| 55 | 1 |
0.7%
|
|
| 57 | 1 |
0.7%
|
|
| 60 | 2 |
1.4%
|
|
| 61 | 1 |
0.7%
|
|
| 70 | 4 |
2.7%
|
|
| 80 | 1 |
0.7%
|
|
| 95 | 1 |
0.7%
|
|
| 99 | 1 |
0.7%
|
|
| 100 | 6 |
4.1%
|
|
| 104 | 1 |
0.7%
|
|
| 120 | 1 |
0.7%
|
|
| 121 | 1 |
0.7%
|
|
| 140 | 1 |
0.7%
|
|
| 149 | 1 |
0.7%
|
|
| 150 | 1 |
0.7%
|
|
| 160 | 1 |
0.7%
|
|
| 180 | 2 |
1.4%
|
|
| 220 | 1 |
0.7%
|
|
| 240 | 1 |
0.7%
|
|
| 258 | 1 |
0.7%
|
|
| 270 | 1 |
0.7%
|
|
| 280 | 1 |
0.7%
|
|
| 300 | 1 |
0.7%
|
|
| 305 | 1 |
0.7%
|
|
| 330 | 1 |
0.7%
|
|
| Sysmiss | 231 |