| Value | Category | Cases | |
|---|---|---|---|
| -9 | don't know | 2 |
8.3%
|
| 1 | less than one minute | 1 |
4.2%
|
| 3 | 2 |
8.3%
|
|
| 4 | 1 |
4.2%
|
|
| 5 | 1 |
4.2%
|
|
| 7 | 1 |
4.2%
|
|
| 15 | 1 |
4.2%
|
|
| 30 | 3 |
12.5%
|
|
| 60 | 4 |
16.7%
|
|
| 90 | 1 |
4.2%
|
|
| 120 | 2 |
8.3%
|
|
| 150 | 1 |
4.2%
|
|
| 200 | 1 |
4.2%
|
|
| 300 | 1 |
4.2%
|
|
| 360 | 1 |
4.2%
|
|
| 900 | 1 |
4.2%
|
|
| Sysmiss | 931 |