| Value | Category | Cases | |
|---|---|---|---|
| 1 | a | 274 |
6.3%
|
| 2 | b | 1153 |
26.3%
|
| 3 | c | 416 |
9.5%
|
| 4 | d | 1148 |
26.2%
|
| 5 | e | 1158 |
26.4%
|
| 6 | f | 233 |
5.3%
|
| 11 | .R | 207 | |
| Sysmiss | 28 |