| Value | Category | Cases | |
|---|---|---|---|
| 0 | None | 1146 |
43.5%
|
| 1 | 1294 |
49.1%
|
|
| 2 | 187 |
7.1%
|
|
| 3 | 9 |
0.3%
|
|
| Sysmiss | 5224 |