| Value | Category | Cases | |
|---|---|---|---|
| 1 | 224 |
11.2%
|
|
| 2 | 456 |
22.8%
|
|
| 3 | 611 |
30.6%
|
|
| 4 | 396 |
19.8%
|
|
| 5 | 265 |
13.3%
|
|
| 6 | 35 |
1.8%
|
|
| 7 | 11 |
0.6%
|
|
| 9 | 1 |
0.1%
|
|
| Sysmiss | 1 |