| Value | Category | Cases | |
|---|---|---|---|
| 1 | 40 |
4.2%
|
|
| 2 | 209 |
21.9%
|
|
| 3 | 671 |
70.4%
|
|
| 4 | 30 |
3.1%
|
|
| 8 | 1 |
0.1%
|
|
| 9 | 2 |
0.2%
|
|
| Sysmiss | 17000 |