| Value | Category | Cases | |
|---|---|---|---|
| 1 | 1 | 231 |
13.8%
|
| 2 | 2 | 663 |
39.7%
|
| 3 | 3 | 53 |
3.2%
|
| 4 | 4 | 151 |
9%
|
| 5 | 5 | 39 |
2.3%
|
| 6 | 6 | 16 |
1%
|
| 7 | 7 | 6 |
0.4%
|
| 8 | 8 | 8 |
0.5%
|
| 9 | 10 | 3 |
0.2%
|
| 10 | 12 | 1 |
0.1%
|
| 11 | 15 | 1 |
0.1%
|
| 12 | 22 | 1 |
0.1%
|
| Missing value | 496 |
29.7%
|