| Value | Category | Cases | |
|---|---|---|---|
| 0 | 121 |
96%
|
|
| 2 | 1 |
0.8%
|
|
| 5 | 1 |
0.8%
|
|
| 8 | 1 |
0.8%
|
|
| 12 | 1 |
0.8%
|
|
| 15 | 1 |
0.8%
|
|
| Sysmiss | 375 |