| Value | Category | Cases | |
|---|---|---|---|
| 0 | 55 |
17.6%
|
|
| 1 | 114 |
36.5%
|
|
| 2 | 93 |
29.8%
|
|
| 3 | 38 |
12.2%
|
|
| 4 | 8 |
2.6%
|
|
| 5 | 2 |
0.6%
|
|
| 6 | 1 |
0.3%
|
|
| 7 | 1 |
0.3%
|
|
| Missing value | 46 |