| Value | Category | Cases | |
|---|---|---|---|
| 1 | 1 | 334 |
20%
|
| 2 | 2 | 334 |
20%
|
| 3 | 3 | 23 |
1.4%
|
| 4 | 4 | 25 |
1.5%
|
| 5 | 5 | 9 |
0.5%
|
| 6 | 6 | 7 |
0.4%
|
| 7 | 7 | 1 |
0.1%
|
| 8 | 8 | 1 |
0.1%
|
| 9 | 12 | 1 |
0.1%
|
| Missing value | 934 |
56%
|