| Value | Category | Cases | |
|---|---|---|---|
| 1 | None | 313 |
26.1%
|
| 2 | One, to regulate | 693 |
57.8%
|
| 3 | More than one | 110 |
9.2%
|
| 4 | Refused to answer | 67 |
5.6%
|
| 99 | N/R | 16 |
1.3%
|