| Value | Category | Cases | |
|---|---|---|---|
| 0 | 344 |
32.1%
|
|
| 1 | 10 |
0.9%
|
|
| 2 | 27 |
2.5%
|
|
| 3 | 11 |
1%
|
|
| 4 | 8 |
0.7%
|
|
| 5 | 6 |
0.6%
|
|
| 6 | 1 |
0.1%
|
|
| 7 | 29 |
2.7%
|
|
| 9999 | 71 |
6.6%
|
|
| Missing value | 563 |
52.6%
|