| Value | Category | Cases | |
|---|---|---|---|
| 1 | 2 | 2 |
0.1%
|
| 2 | 3 | 13 |
0.6%
|
| 3 | 4 | 260 |
12.2%
|
| 4 | 5 | 529 |
24.7%
|
| Missing value | 1335 |
62.4%
|