| Value | Category | Cases | |
|---|---|---|---|
| 1 | ONE | 86 |
6.2%
|
| 2 | TWO | 32 |
2.3%
|
| 3 | THREE | 70 |
5.1%
|
| 4 | FOUR | 5 |
0.4%
|
| 8 | DK | 62 |
4.5%
|
| Sysmiss | 1123 |
81.5%
|