| Value | Category | Cases | |
|---|---|---|---|
| 0 | 418 |
71.1%
|
|
| 1 | 71 |
12.1%
|
|
| 2 | 51 |
8.7%
|
|
| 3 | 18 |
3.1%
|
|
| 4 | 21 |
3.6%
|
|
| 5 | 2 |
0.3%
|
|
| 6 | 3 |
0.5%
|
|
| 8 | 1 |
0.2%
|
|
| 16 | 2 |
0.3%
|
|
| 18 | 1 |
0.2%
|
|
| Sysmiss | 2336 |