| Value | Category | Cases | |
|---|---|---|---|
| 0 | 990 |
97.6%
|
|
| 1 | 16 |
1.6%
|
|
| 2 | 6 |
0.6%
|
|
| 5 | 2 |
0.2%
|
|
| Sysmiss | 229 |