| Value | Category | Cases | |
|---|---|---|---|
| -99 | Don't know | 0 |
0%
|
| -9 | Don't know (spontaneous) | 3 |
4%
|
| 1 | 1 |
1.3%
|
|
| 2 | 7 |
9.3%
|
|
| 3 | 1 |
1.3%
|
|
| 4 | 9 |
12%
|
|
| 5 | 3 |
4%
|
|
| 6 | 5 |
6.7%
|
|
| 7 | 3 |
4%
|
|
| 8 | 12 |
16%
|
|
| 10 | 2 |
2.7%
|
|
| 12 | 5 |
6.7%
|
|
| 13 | 1 |
1.3%
|
|
| 15 | 2 |
2.7%
|
|
| 16 | 3 |
4%
|
|
| 18 | 1 |
1.3%
|
|
| 20 | 4 |
5.3%
|
|
| 22 | 4 |
5.3%
|
|
| 24 | 2 |
2.7%
|
|
| 25 | 1 |
1.3%
|
|
| 26 | 2 |
2.7%
|
|
| 28 | 1 |
1.3%
|
|
| 36 | 1 |
1.3%
|
|
| 40 | 1 |
1.3%
|
|
| 41 | 1 |
1.3%
|
|
| Sysmiss | 695 |