| Value | Category | Cases | |
|---|---|---|---|
| 1 | ONE | 33 |
1.5%
|
| 2 | TWO | 52 |
2.4%
|
| 3 | THREE | 289 |
13.2%
|
| 4 | FOUR | 2 |
0.1%
|
| 8 | DK | 88 |
4%
|
| Sysmiss | 1725 |
78.8%
|