| Value | Category | Cases | |
|---|---|---|---|
| 1 | 1 |
0.1%
|
|
| 2 | 526 |
49.4%
|
|
| 3 | 437 |
41%
|
|
| 4 | 13 |
1.2%
|
|
| 7 | 6 |
0.6%
|
|
| 8 | 70 |
6.6%
|
|
| 9 | 12 |
1.1%
|
|
| Sysmiss | 3 |