| Value | Category | Cases | |
|---|---|---|---|
| 0 | 676 |
13.5%
|
|
| 1 | 507 |
10.1%
|
|
| 2 | 255 |
5.1%
|
|
| 3 | 92 |
1.8%
|
|
| 4 | 49 |
1%
|
|
| 5 | 64 |
1.3%
|
|
| 6 | 12 |
0.2%
|
|
| 7 | 16 |
0.3%
|
|
| Missing value | 3347 |
66.7%
|