| Value | Category | Cases | |
|---|---|---|---|
| 0 | 421 |
41.8%
|
|
| 1 | 21 |
2.1%
|
|
| 2 | 39 |
3.9%
|
|
| 3 | 47 |
4.7%
|
|
| 4 | 22 |
2.2%
|
|
| 5 | 40 |
4%
|
|
| 6 | 4 |
0.4%
|
|
| 7 | 93 |
9.2%
|
|
| 9999 | 22 |
2.2%
|
|
| Missing value | 298 |
29.6%
|