| Value | Category | Cases | |
|---|---|---|---|
| 0 | 247 |
26.9%
|
|
| 1 | 435 |
47.3%
|
|
| 2 | 142 |
15.5%
|
|
| 3 | 63 |
6.9%
|
|
| 4 | 24 |
2.6%
|
|
| 5 | 5 |
0.5%
|
|
| 7 | 3 |
0.3%
|
|
| Sysmiss | 2207 |