| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 17 |
11.6%
|
| 0 | 45 |
30.8%
|
|
| 1 | 1 |
0.7%
|
|
| 2 | 5 |
3.4%
|
|
| 3 | 3 |
2.1%
|
|
| 4 | 6 |
4.1%
|
|
| 5 | 16 |
11%
|
|
| 6 | 1 |
0.7%
|
|
| 7 | 4 |
2.7%
|
|
| 10 | 9 |
6.2%
|
|
| 15 | 1 |
0.7%
|
|
| 17 | 1 |
0.7%
|
|
| 18 | 1 |
0.7%
|
|
| 20 | 6 |
4.1%
|
|
| 23 | 1 |
0.7%
|
|
| 25 | 1 |
0.7%
|
|
| 29 | 1 |
0.7%
|
|
| 30 | 5 |
3.4%
|
|
| 40 | 4 |
2.7%
|
|
| 50 | 1 |
0.7%
|
|
| 58 | 1 |
0.7%
|
|
| 62 | 1 |
0.7%
|
|
| 80 | 2 |
1.4%
|
|
| 85 | 1 |
0.7%
|
|
| 99 | 1 |
0.7%
|
|
| 100 | 3 |
2.1%
|
|
| 117 | 1 |
0.7%
|
|
| 121 | 1 |
0.7%
|
|
| 130 | 1 |
0.7%
|
|
| 134 | 1 |
0.7%
|
|
| 140 | 1 |
0.7%
|
|
| 165 | 1 |
0.7%
|
|
| 200 | 1 |
0.7%
|
|
| 230 | 1 |
0.7%
|
|
| Sysmiss | 231 |