| Value | Category | Cases | |
|---|---|---|---|
| 0 | 335 |
28.3%
|
|
| 1 | 697 |
59%
|
|
| 2 | 118 |
10%
|
|
| 3 | 26 |
2.2%
|
|
| 4 | 5 |
0.4%
|
|
| 5 | 1 |
0.1%
|
|
| Missing value | 145 |