| Value | Category | Cases | |
|---|---|---|---|
| 0 | 55 |
20%
|
|
| 1 | 164 |
59.6%
|
|
| 2 | 38 |
13.8%
|
|
| 3 | 9 |
3.3%
|
|
| 4 | 4 |
1.5%
|
|
| 5 | 2 |
0.7%
|
|
| 6 | 3 |
1.1%
|
|
| Sysmiss | 1719 |