| Value | Category | Cases | |
|---|---|---|---|
| 3 | 713 |
17.5%
|
|
| 4 | 101 |
2.5%
|
|
| 5 | 33 |
0.8%
|
|
| 6 | 17 |
0.4%
|
|
| 7 | 6 |
0.1%
|
|
| 8 | 5 |
0.1%
|
|
| 9 | 1 |
0%
|
|
| 10 | 1 |
0%
|
|
| 11 | 1 |
0%
|
|
| 13 | 1 |
0%
|
|
| Missing value | 3190 |
78.4%
|