| Value | Category | Cases | |
|---|---|---|---|
| 0 | 562 |
33.9%
|
|
| 1 | 761 |
45.9%
|
|
| 2 | 278 |
16.8%
|
|
| 3 | 24 |
1.4%
|
|
| 4 | 5 |
0.3%
|
|
| 6 | 3 |
0.2%
|
|
| 8 | 1 |
0.1%
|
|
| 9 | 2 |
0.1%
|
|
| 13 | 1 |
0.1%
|
|
| 16 | 2 |
0.1%
|
|
| Missing value | 18 |
1.1%
|