| Value | Category | Cases | |
|---|---|---|---|
| 0 | 350 |
26.7%
|
|
| 1 | 535 |
40.8%
|
|
| 2 | 279 |
21.3%
|
|
| 3 | 95 |
7.2%
|
|
| 4 | 34 |
2.6%
|
|
| 5 | 11 |
0.8%
|
|
| 6 | 5 |
0.4%
|
|
| 7 | 1 |
0.1%
|
|
| 11 | 1 |
0.1%
|
|
| Missing value | 475 |