| Value | Category | Cases | |
|---|---|---|---|
| 0 | 28 |
1.4%
|
|
| 1 | 1149 |
58.3%
|
|
| 2 | 375 |
19%
|
|
| 3 | 228 |
11.6%
|
|
| 4 | 176 |
8.9%
|
|
| 8 | 16 |
0.8%
|
|
| Missing value | 104 |