| Value | Category | Cases | |
|---|---|---|---|
| 0 | 251 |
19.3%
|
|
| 1 | 107 |
8.2%
|
|
| 2 | 97 |
7.5%
|
|
| 3 | 93 |
7.2%
|
|
| 4 | 70 |
5.4%
|
|
| 5 | 42 |
3.2%
|
|
| 6 | 10 |
0.8%
|
|
| 7 | 6 |
0.5%
|
|
| Missing value | 623 |
48%
|