| Value | Category | Cases | |
|---|---|---|---|
| 0 | 171 |
81%
|
|
| 1 | 18 |
8.5%
|
|
| 2 | 9 |
4.3%
|
|
| 3 | 3 |
1.4%
|
|
| 4 | 7 |
3.3%
|
|
| 5 | 1 |
0.5%
|
|
| 6 | 1 |
0.5%
|
|
| 9 | 1 |
0.5%
|
|
| Sysmiss | 260 |