| Value | Category | Cases | |
|---|---|---|---|
| 1 | Less than 5 minutes | 147 |
19.3%
|
| 2 | Between 5 and 10 minutes | 227 |
29.8%
|
| 3 | Between 10 and 30 minutes | 202 |
26.5%
|
| 4 | 30 minutes to an hour | 90 |
11.8%
|
| 5 | Between 1 and 2 hours | 69 |
9%
|
| 6 | Between 2 and 5 hours | 18 |
2.4%
|
| 7 | Between 5 and 10 hours | 4 |
0.5%
|
| 8 | Between 10 hours and 1 day | 4 |
0.5%
|
| 9 | More than 1 day | 2 |
0.3%
|
| 2147483622 | Don't know | 0 |
0%
|
| 2147483623 | Refused to respond | 0 |
0%
|
| 2147483647 | Not administered | 0 |
0%
|
| 11 | .Z | 4983 | |
| Sysmiss | 346 |