| Value | Category | Cases | |
|---|---|---|---|
| 0 | 18 |
15%
|
|
| 1 | 92 |
76.7%
|
|
| 2 | 7 |
5.8%
|
|
| 3 | 1 |
0.8%
|
|
| 4 | 1 |
0.8%
|
|
| 5 | 1 |
0.8%
|
|
| Sysmiss | 6837 |