| Value | Category | Cases | |
|---|---|---|---|
| 40 | 1 |
6.7%
|
|
| 60 | 8 |
53.3%
|
|
| 70 | 1 |
6.7%
|
|
| 80 | 3 |
20%
|
|
| 120 | 2 |
13.3%
|
|
| Sysmiss | don't know | 0 | |
| Sysmiss | refusal | 0 |