| Value | Category | Cases | |
|---|---|---|---|
| 1 | Within a week | 150 |
15%
|
| 2 | Within two weeks | 4 |
0.4%
|
| 3 | Within four weeks | 3 |
0.3%
|
| 4 | Later than four weeks from now | 4 |
0.4%
|
| 5 | Don't know | 10 |
1%
|
| 8 | Not applicable | 303 |
30.4%
|
| 9 | Unspecified | 524 |
52.5%
|