| Value | Category | Cases | |
|---|---|---|---|
| 1 | 1 |
0.4%
|
|
| 2 | 1 |
0.4%
|
|
| 3 | 142 |
60.9%
|
|
| 4 | 54 |
23.2%
|
|
| 5 | 19 |
8.2%
|
|
| 6 | 9 |
3.9%
|
|
| 7 | 6 |
2.6%
|
|
| 8 | 1 |
0.4%
|
|
| Sysmiss | 4951 |