| Value | Category | Cases | |
|---|---|---|---|
| 0 | 3 |
0.5%
|
|
| 1 | 148 |
26%
|
|
| 2 | 268 |
47.1%
|
|
| 3 | 86 |
15.1%
|
|
| 4 | 54 |
9.5%
|
|
| 5 | 8 |
1.4%
|
|
| 6 | 1 |
0.2%
|
|
| 7 | 1 |
0.2%
|
|
| Missing value | 53 |