| Value | Category | Cases | |
|---|---|---|---|
| 1 | 509 |
15.7%
|
|
| 2 | 33 |
1%
|
|
| 3 | 8 |
0.2%
|
|
| 4 | 2 |
0.1%
|
|
| 5 | 6 |
0.2%
|
|
| 6 | 1 |
0%
|
|
| 8 | NS | 85 |
2.6%
|
| Sysmiss | 2600 |
80.1%
|