| Value | Category | Cases | |
|---|---|---|---|
| 0 | 2 |
0.4%
|
|
| 1 | 130 |
25%
|
|
| 2 | 92 |
17.7%
|
|
| 3 | 64 |
12.3%
|
|
| 4 | 22 |
4.2%
|
|
| 5 | 19 |
3.6%
|
|
| 6 | 119 |
22.8%
|
|
| 7 | 73 |
14%
|
|
| Sysmiss | 2780 |