| Value | Category | Cases | |
|---|---|---|---|
| 0 | 161 |
19.3%
|
|
| 1 | 104 |
12.4%
|
|
| 2 | 170 |
20.3%
|
|
| 3 | 182 |
21.8%
|
|
| 4 | 95 |
11.4%
|
|
| 5 | 61 |
7.3%
|
|
| 6 | 15 |
1.8%
|
|
| 7 | 43 |
5.1%
|
|
| Missing value | 5 |
0.6%
|