| Value | Category | Cases | |
|---|---|---|---|
| 1 | 1 | 194 |
9%
|
| 2 | 2 | 234 |
10.9%
|
| 3 | 3 | 249 |
11.5%
|
| 4 | 4 | 130 |
6%
|
| 5 | 5 | 65 |
3%
|
| 6 | 6 | 33 |
1.5%
|
| 7 | 7 | 8 |
0.4%
|
| 8 | 8 | 10 |
0.5%
|
| 9 | 9 | 3 |
0.1%
|
| 10 | 10 | 6 |
0.3%
|
| 11 | 13 | 1 |
0%
|
| 12 | 20 | 1 |
0%
|
| Missing value | 1222 |
56.7%
|