| Value | Category | Cases | |
|---|---|---|---|
| 0 | 206 |
62.6%
|
|
| 1 | 61 |
18.5%
|
|
| 2 | 22 |
6.7%
|
|
| 3 | 7 |
2.1%
|
|
| 4 | 1 |
0.3%
|
|
| 5 | 1 |
0.3%
|
|
| 6 | 1 |
0.3%
|
|
| 10 | 1 |
0.3%
|
|
| Missing value | 29 |
8.8%
|