| Value | Category | Cases | |
|---|---|---|---|
| 1 | 1 |
1%
|
|
| 2 | 1 |
1%
|
|
| 7 | 1 |
1%
|
|
| 8 | 1 |
1%
|
|
| 9 | 5 |
5.2%
|
|
| 10 | 2 |
2.1%
|
|
| 11 | 1 |
1%
|
|
| 12 | 3 |
3.1%
|
|
| 13 | 82 |
84.5%
|
|
| Sysmiss | 103 |