| Value | Category | Cases | |
|---|---|---|---|
| 1 | 7 |
0.9%
|
|
| 2 | 8 |
1.1%
|
|
| 3 | 8 |
1.1%
|
|
| 4 | 9 |
1.2%
|
|
| 5 | 9 |
1.2%
|
|
| 6 | 1 |
0.1%
|
|
| 7 | 1 |
0.1%
|
|
| 8 | 2 |
0.3%
|
|
| 10 | 2 |
0.3%
|
|
| 13 | 1 |
0.1%
|
|
| 16 | 1 |
0.1%
|
|
| 20 | 1 |
0.1%
|
|
| Missing value | 697 |
93.3%
|