| Value | Category | Cases | |
|---|---|---|---|
| 1 | 13 |
0.3%
|
|
| 2 | 41 |
1%
|
|
| 3 | 119 |
3%
|
|
| 4 | >=4 | 337 |
8.4%
|
| 5 | miss | 58 |
1.4%
|
| 9 | na | 3444 |
85.8%
|
| Sysmiss | 86 |