| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 1 |
1.5%
|
| 10 | 1 |
1.5%
|
|
| 15 | 1 |
1.5%
|
|
| 45 | 1 |
1.5%
|
|
| 50 | 2 |
3%
|
|
| 55 | 1 |
1.5%
|
|
| 56 | 1 |
1.5%
|
|
| 60 | 8 |
12.1%
|
|
| 64 | 1 |
1.5%
|
|
| 65 | 4 |
6.1%
|
|
| 67 | 1 |
1.5%
|
|
| 68 | 1 |
1.5%
|
|
| 70 | 7 |
10.6%
|
|
| 72 | 1 |
1.5%
|
|
| 73 | 1 |
1.5%
|
|
| 75 | 3 |
4.5%
|
|
| 80 | 7 |
10.6%
|
|
| 85 | 3 |
4.5%
|
|
| 90 | 2 |
3%
|
|
| 100 | 19 |
28.8%
|
|
| Sysmiss | 97 |