| Value | Category | Cases | |
|---|---|---|---|
| 0 | 213 |
30.3%
|
|
| 1 | 206 |
29.3%
|
|
| 2 | 175 |
24.9%
|
|
| 3 | 96 |
13.6%
|
|
| 4 | 11 |
1.6%
|
|
| 5 | 2 |
0.3%
|
|
| 7 | 1 |
0.1%
|
|
| Sysmiss | 1322 |