| Value | Category | Cases | |
|---|---|---|---|
| 0 | 81 |
28.3%
|
|
| 1 | 154 |
53.8%
|
|
| 2 | 35 |
12.2%
|
|
| 3 | 8 |
2.8%
|
|
| 4 | 5 |
1.7%
|
|
| 5 | 2 |
0.7%
|
|
| 8 | 1 |
0.3%
|
|
| Sysmiss | 6893 |