| Value | Category | Cases | |
|---|---|---|---|
| 10 | 1 |
12.5%
|
|
| 30 | 1 |
12.5%
|
|
| 40 | 1 |
12.5%
|
|
| 48 | 2 |
25%
|
|
| 54 | 1 |
12.5%
|
|
| 56 | 1 |
12.5%
|
|
| 70 | 1 |
12.5%
|
|
| 77 | refuse | 0 |
0%
|
| 88 | don't know | 0 |
0%
|
| 99 | missing | 0 |
0%
|
| Sysmiss | 4962 |