| Value | Category | Cases | |
|---|---|---|---|
| 0 | 233 |
75.9%
|
|
| 1 | 62 |
20.2%
|
|
| 2 | 8 |
2.6%
|
|
| 3 | 2 |
0.7%
|
|
| 4 | 1 |
0.3%
|
|
| 5 | 1 |
0.3%
|
|
| Sysmiss | 3 |