| Value | Category | Cases | |
|---|---|---|---|
| 0 | 668 |
70.8%
|
|
| 1 | 159 |
16.9%
|
|
| 2 | 100 |
10.6%
|
|
| 3 | 12 |
1.3%
|
|
| 4 | 2 |
0.2%
|
|
| 5 | 2 |
0.2%
|
|
| Sysmiss | 2049 |