| Value | Category | Cases | |
|---|---|---|---|
| 0 | 156 |
36.5%
|
|
| 1 | 243 |
56.9%
|
|
| 2 | 18 |
4.2%
|
|
| 3 | 9 |
2.1%
|
|
| 5 | 1 |
0.2%
|
|
| Sysmiss | 6801 |