| Value | Category | Cases | |
|---|---|---|---|
| 1 | 0 | 688 |
51.7%
|
| 2 | 1 | 240 |
18%
|
| 3 | 2 | 142 |
10.7%
|
| 4 | 3 | 83 |
6.2%
|
| 5 | 4 | 51 |
3.8%
|
| 6 | 5 | 44 |
3.3%
|
| 7 | 6 | 18 |
1.4%
|
| 8 | 7 | 63 |
4.7%
|
| Missing value | 3 |
0.2%
|