| Value | Category | Cases | |
|---|---|---|---|
| -99 | Don't know | 0 |
0%
|
| -9 | Don't know (spontaneous) | 1 |
2.6%
|
| 2 | 1 |
2.6%
|
|
| 5 | 2 |
5.3%
|
|
| 10 | 4 |
10.5%
|
|
| 20 | 2 |
5.3%
|
|
| 25 | 1 |
2.6%
|
|
| 30 | 1 |
2.6%
|
|
| 40 | 3 |
7.9%
|
|
| 45 | 1 |
2.6%
|
|
| 46 | 1 |
2.6%
|
|
| 50 | 3 |
7.9%
|
|
| 60 | 6 |
15.8%
|
|
| 65 | 2 |
5.3%
|
|
| 70 | 6 |
15.8%
|
|
| 80 | 2 |
5.3%
|
|
| 90 | 1 |
2.6%
|
|
| 100 | 1 |
2.6%
|
|
| Sysmiss | 534 |