| Value | Category | Cases | |
|---|---|---|---|
| 0 | 97 |
62.2%
|
|
| 1 | 50 |
32.1%
|
|
| 2 | 5 |
3.2%
|
|
| 3 | 2 |
1.3%
|
|
| 4 | 1 |
0.6%
|
|
| 7 | 1 |
0.6%
|
|
| Sysmiss | 6801 |