| Value | Category | Cases | |
|---|---|---|---|
| 1 | 9 |
0.4%
|
|
| 2 | 8 |
0.4%
|
|
| 3 | 33 |
1.6%
|
|
| 4 | 54 |
2.7%
|
|
| 5 | 114 |
5.6%
|
|
| 6 | 138 |
6.8%
|
|
| 7 | 1678 |
82.5%
|
|
| Sysmiss | 346 |