| Value | Category | Cases | |
|---|---|---|---|
| 0 | 133 |
34.1%
|
|
| 1 | 198 |
50.8%
|
|
| 2 | 45 |
11.5%
|
|
| 3 | 9 |
2.3%
|
|
| 4 | 2 |
0.5%
|
|
| 5 | 2 |
0.5%
|
|
| 6 | 1 |
0.3%
|
|
| Sysmiss | 2113 |