| Value | Category | Cases | |
|---|---|---|---|
| 1 | 4 |
1.6%
|
|
| 2 | 2 |
0.8%
|
|
| 3 | 8 |
3.2%
|
|
| 4 | 2 |
0.8%
|
|
| 5 | 6 |
2.4%
|
|
| 6 | 18 |
7.1%
|
|
| 7 | 4 |
1.6%
|
|
| 8 | 22 |
8.7%
|
|
| 9 | 13 |
5.1%
|
|
| 10 | 50 |
19.8%
|
|
| 11 | 8 |
3.2%
|
|
| 12 | 116 |
45.8%
|
|
| Sysmiss | 2018 |