| Value | Category | Cases | |
|---|---|---|---|
| 1 | 1. More than 5 | 1 |
0.4%
|
| 2 | 2. 5 | 4 |
1.7%
|
| 3 | 3. 4 | 2 |
0.9%
|
| 4 | 4. 3 | 6 |
2.6%
|
| 5 | 5. 2 | 26 |
11.1%
|
| 7 | 7. Not applicable | 171 |
73.1%
|
| 8 | 8. Refuse to answer | 24 |
10.3%
|