| Value | Category | Cases | |
|---|---|---|---|
| 0 | 82 |
36.6%
|
|
| 1 | 52 |
23.2%
|
|
| 2 | 31 |
13.8%
|
|
| 3 | 29 |
12.9%
|
|
| 4 | 10 |
4.5%
|
|
| 5 | 4 |
1.8%
|
|
| 6 | 2 |
0.9%
|
|
| 7 | 12 |
5.4%
|
|
| Missing value | 2 |
0.9%
|