| Value | Category | Cases | |
|---|---|---|---|
| 1 | a | 991 |
22.5%
|
| 2 | b | 479 |
10.9%
|
| 3 | c | 481 |
10.9%
|
| 4 | d | 940 |
21.4%
|
| 5 | e | 333 |
7.6%
|
| 6 | f | 1172 |
26.7%
|
| 11 | .R | 193 | |
| Sysmiss | 28 |