| Value | Category | Cases | |
|---|---|---|---|
| 0 | 322 |
72.9%
|
|
| 1 | 68 |
15.4%
|
|
| 2 | 24 |
5.4%
|
|
| 3 | 10 |
2.3%
|
|
| 4 | 7 |
1.6%
|
|
| 6 | 1 |
0.2%
|
|
| 8 | 1 |
0.2%
|
|
| 11 | 1 |
0.2%
|
|
| 62 | 1 |
0.2%
|
|
| 99 | Unspecified | 7 |
1.6%
|
| Sysmiss | 1589 |