| Value | Category | Cases | |
|---|---|---|---|
| 1 | less than 5% | 21 |
0.4%
|
| 2 | between 5 and 10% | 12 |
0.2%
|
| 3 | between 10 and 20% | 4 |
0.1%
|
| 4 | more than 20% | 1 |
0%
|
| 98 | I don't know | 4 |
0.1%
|
| 99 | refuse to answer | 0 |
0%
|
| Missing value | 4965 |
99.2%
|