| Value | Category | Cases | |
|---|---|---|---|
| 0 | No | 62 |
1.8%
|
| 1 | Yes | 454 |
13%
|
| 2 | 137 |
3.9%
|
|
| 5 | 3 |
0.1%
|
|
| 9 | 2835 |
81.2%
|
|
| Sysmiss | 2400 |