| Value | Category | Cases | |
|---|---|---|---|
| 0 | 272 |
6.9%
|
|
| 2 | 51 |
1.3%
|
|
| 3 | 115 |
2.9%
|
|
| 4 | 88 |
2.2%
|
|
| 5 | 50 |
1.3%
|
|
| 6 | 20 |
0.5%
|
|
| 7 | 15 |
0.4%
|
|
| 8 | 2 |
0.1%
|
|
| 9 | 4 |
0.1%
|
|
| 10 | 1 |
0%
|
|
| 11 | 2 |
0.1%
|
|
| 12 | 1 |
0%
|
|
| Missing value | 3310 |
84.2%
|