| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 2 |
0.2%
|
| 1 | 241 |
20.1%
|
|
| 2 | 345 |
28.8%
|
|
| 3 | 324 |
27%
|
|
| 4 | 162 |
13.5%
|
|
| 5 | 81 |
6.8%
|
|
| 6 | 24 |
2%
|
|
| 7 | 9 |
0.8%
|
|
| 8 | 12 |
1%
|
|
| 99 | Don't know | 0 |
0%
|