| Value | Category | Cases | |
|---|---|---|---|
| 1 | 496 |
60.6%
|
|
| 2 | 255 |
31.1%
|
|
| 3 | 64 |
7.8%
|
|
| 4 | 1 |
0.1%
|
|
| 99 | Missing | 3 |
0.4%
|
| Sysmiss | 1103 |