| Value | Category | Cases | |
|---|---|---|---|
| 1 | 1 | 6 |
0.3%
|
| 2 | 2 | 16 |
0.9%
|
| 3 | 3 | 141 |
7.9%
|
| 4 | 4 | 50 |
2.8%
|
| 5 | 5 | 15 |
0.8%
|
| 6 | 6 | 33 |
1.9%
|
| 7 | 8 | 10 |
0.6%
|
| 8 | 9 | 14 |
0.8%
|
| 9 | 10 | 4 |
0.2%
|
| 10 | 12 | 1 |
0.1%
|
| 11 | 15 | 1 |
0.1%
|
| Missing value | 1487 |
83.6%
|