| Value | Category | Cases | |
|---|---|---|---|
| 1 | 60 |
1.2%
|
|
| 2 | 189 |
3.8%
|
|
| 3 | 275 |
5.5%
|
|
| 4 | 34 |
0.7%
|
|
| 5 | 4 |
0.1%
|
|
| 7 | 7+ | 1 |
0%
|
| 8 | NSP | 24 |
0.5%
|
| Sysmiss | 4443 |
88.3%
|