| Value | Category | Cases | |
|---|---|---|---|
| 0 | 278 |
37.8%
|
|
| 1 | 331 |
45%
|
|
| 2 | 93 |
12.7%
|
|
| 3 | 18 |
2.4%
|
|
| 4 | 12 |
1.6%
|
|
| 5 | 3 |
0.4%
|
|
| Sysmiss | 2165 |