| Value | Category | Cases | |
|---|---|---|---|
| 0 | 2952 |
93.6%
|
|
| 1 | 40 |
1.3%
|
|
| 2 | 110 |
3.5%
|
|
| 5 | 20 |
0.6%
|
|
| 14 | 13 |
0.4%
|
|
| 15 | 18 |
0.6%
|
|
| Sysmiss | 174 |