| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 27 |
13.8%
|
| 0 | 6 |
3.1%
|
|
| 5 | 2 |
1%
|
|
| 10 | 4 |
2%
|
|
| 14 | 1 |
0.5%
|
|
| 15 | 2 |
1%
|
|
| 17 | 1 |
0.5%
|
|
| 18 | 1 |
0.5%
|
|
| 20 | 10 |
5.1%
|
|
| 23 | 1 |
0.5%
|
|
| 24 | 1 |
0.5%
|
|
| 25 | 8 |
4.1%
|
|
| 29 | 1 |
0.5%
|
|
| 30 | 9 |
4.6%
|
|
| 35 | 1 |
0.5%
|
|
| 36 | 1 |
0.5%
|
|
| 40 | 5 |
2.6%
|
|
| 47 | 1 |
0.5%
|
|
| 50 | 16 |
8.2%
|
|
| 53 | 1 |
0.5%
|
|
| 55 | 2 |
1%
|
|
| 56 | 1 |
0.5%
|
|
| 57 | 1 |
0.5%
|
|
| 60 | 10 |
5.1%
|
|
| 65 | 2 |
1%
|
|
| 70 | 12 |
6.1%
|
|
| 74 | 1 |
0.5%
|
|
| 75 | 1 |
0.5%
|
|
| 80 | 13 |
6.6%
|
|
| 81 | 1 |
0.5%
|
|
| 85 | 2 |
1%
|
|
| 90 | 4 |
2%
|
|
| 91 | 2 |
1%
|
|
| 95 | 3 |
1.5%
|
|
| 99 | 2 |
1%
|
|
| 100 | 40 |
20.4%
|
|
| Sysmiss | 164 |