| Value | Category | Cases | |
|---|---|---|---|
| 0 | 5 |
0.1%
|
|
| 1 | 229 |
4.6%
|
|
| 2 | 340 |
6.8%
|
|
| 3 | 287 |
5.7%
|
|
| 4 | 142 |
2.8%
|
|
| 5 | 72 |
1.4%
|
|
| 6 | 22 |
0.4%
|
|
| 7 | 33 |
0.7%
|
|
| Missing value | 3888 |
77.5%
|