| Value | Category | Cases | |
|---|---|---|---|
| 0 | 171 |
84.2%
|
|
| 1 | 20 |
9.9%
|
|
| 2 | 10 |
4.9%
|
|
| 3 | 1 |
0.5%
|
|
| 88 | 1 |
0.5%
|
|
| Sysmiss | 6 |