| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 35 |
13.8%
|
| 0 | 30 |
11.8%
|
|
| 1 | 24 |
9.4%
|
|
| 2 | 14 |
5.5%
|
|
| 3 | 14 |
5.5%
|
|
| 4 | 12 |
4.7%
|
|
| 5 | 16 |
6.3%
|
|
| 6 | 7 |
2.8%
|
|
| 7 | 4 |
1.6%
|
|
| 8 | 2 |
0.8%
|
|
| 9 | 3 |
1.2%
|
|
| 10 | 10 |
3.9%
|
|
| 11 | 2 |
0.8%
|
|
| 12 | 6 |
2.4%
|
|
| 13 | 4 |
1.6%
|
|
| 14 | 2 |
0.8%
|
|
| 15 | 3 |
1.2%
|
|
| 17 | 5 |
2%
|
|
| 18 | 2 |
0.8%
|
|
| 20 | 5 |
2%
|
|
| 24 | 2 |
0.8%
|
|
| 25 | 2 |
0.8%
|
|
| 26 | 3 |
1.2%
|
|
| 27 | 3 |
1.2%
|
|
| 28 | 2 |
0.8%
|
|
| 30 | 4 |
1.6%
|
|
| 31 | 1 |
0.4%
|
|
| 32 | 1 |
0.4%
|
|
| 35 | 1 |
0.4%
|
|
| 36 | 1 |
0.4%
|
|
| 40 | 4 |
1.6%
|
|
| 46 | 1 |
0.4%
|
|
| 50 | 3 |
1.2%
|
|
| 53 | 1 |
0.4%
|
|
| 60 | 3 |
1.2%
|
|
| 70 | 3 |
1.2%
|
|
| 75 | 2 |
0.8%
|
|
| 110 | 1 |
0.4%
|
|
| 121 | 1 |
0.4%
|
|
| 130 | 1 |
0.4%
|
|
| 138 | 1 |
0.4%
|
|
| 142 | 1 |
0.4%
|
|
| 160 | 1 |
0.4%
|
|
| 170 | 1 |
0.4%
|
|
| 200 | 1 |
0.4%
|
|
| 310 | 1 |
0.4%
|
|
| 400 | 1 |
0.4%
|
|
| 490 | 1 |
0.4%
|
|
| 500 | 1 |
0.4%
|
|
| 520 | 1 |
0.4%
|
|
| 600 | 2 |
0.8%
|
|
| 950 | 1 |
0.4%
|
|
| 1670 | 1 |
0.4%
|
|
| Sysmiss | 347 |