| Value | Category | Cases | |
|---|---|---|---|
| 0 | 251 |
56.8%
|
|
| 1 | 118 |
26.7%
|
|
| 2 | 49 |
11.1%
|
|
| 3 | 19 |
4.3%
|
|
| 4 | 2 |
0.5%
|
|
| 5 | 3 |
0.7%
|
|
| Sysmiss | 4991 |