| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 8 |
3%
|
| 0 | 23 |
8.7%
|
|
| 1 | 43 |
16.3%
|
|
| 2 | 31 |
11.8%
|
|
| 3 | 29 |
11%
|
|
| 4 | 30 |
11.4%
|
|
| 5 | 10 |
3.8%
|
|
| 6 | 14 |
5.3%
|
|
| 7 | 11 |
4.2%
|
|
| 8 | 12 |
4.6%
|
|
| 9 | 6 |
2.3%
|
|
| 10 | 5 |
1.9%
|
|
| 11 | 2 |
0.8%
|
|
| 12 | 6 |
2.3%
|
|
| 13 | 1 |
0.4%
|
|
| 15 | 2 |
0.8%
|
|
| 16 | 2 |
0.8%
|
|
| 17 | 1 |
0.4%
|
|
| 19 | 1 |
0.4%
|
|
| 20 | 7 |
2.7%
|
|
| 24 | 1 |
0.4%
|
|
| 30 | 1 |
0.4%
|
|
| 32 | 1 |
0.4%
|
|
| 40 | 2 |
0.8%
|
|
| 42 | 3 |
1.1%
|
|
| 45 | 1 |
0.4%
|
|
| 55 | 1 |
0.4%
|
|
| 60 | 3 |
1.1%
|
|
| 65 | 1 |
0.4%
|
|
| 75 | 1 |
0.4%
|
|
| 79 | 1 |
0.4%
|
|
| 95 | 1 |
0.4%
|
|
| 130 | 1 |
0.4%
|
|
| 150 | 1 |
0.4%
|
|
| Sysmiss | 95 |