| Value | Category | Cases | |
|---|---|---|---|
| 0 | 72 |
13.3%
|
|
| 1 | 55 |
10.2%
|
|
| 2 | 138 |
25.5%
|
|
| 3 | 121 |
22.4%
|
|
| 4 | 70 |
12.9%
|
|
| 5 | 62 |
11.5%
|
|
| 6 | 16 |
3%
|
|
| 7 | 6 |
1.1%
|
|
| Missing value | 1 |
0.2%
|