| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 3 |
3.3%
|
| 0 | 4 |
4.3%
|
|
| 2 | 5 |
5.4%
|
|
| 3 | 9 |
9.8%
|
|
| 4 | 10 |
10.9%
|
|
| 5 | 3 |
3.3%
|
|
| 6 | 11 |
12%
|
|
| 7 | 3 |
3.3%
|
|
| 8 | 2 |
2.2%
|
|
| 9 | 4 |
4.3%
|
|
| 10 | 1 |
1.1%
|
|
| 11 | 1 |
1.1%
|
|
| 14 | 2 |
2.2%
|
|
| 15 | 7 |
7.6%
|
|
| 16 | 2 |
2.2%
|
|
| 18 | 3 |
3.3%
|
|
| 19 | 1 |
1.1%
|
|
| 20 | 4 |
4.3%
|
|
| 23 | 2 |
2.2%
|
|
| 26 | 1 |
1.1%
|
|
| 30 | 2 |
2.2%
|
|
| 33 | 1 |
1.1%
|
|
| 44 | 1 |
1.1%
|
|
| 52 | 1 |
1.1%
|
|
| 55 | 1 |
1.1%
|
|
| 57 | 1 |
1.1%
|
|
| 60 | 2 |
2.2%
|
|
| 70 | 1 |
1.1%
|
|
| 100 | 1 |
1.1%
|
|
| 120 | 1 |
1.1%
|
|
| 150 | 1 |
1.1%
|
|
| 155 | 1 |
1.1%
|
|
| Sysmiss | 506 |