| Value | Category | Cases | |
|---|---|---|---|
| 0 | 9527 |
95.7%
|
|
| 1 | 168 |
1.7%
|
|
| 2 | 228 |
2.3%
|
|
| 3 | 32 |
0.3%
|
|
| Sysmiss | 20187 |