| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 0 |
0%
|
| -5 | Refund still outstanding | 0 |
0%
|
| 1 | One week or less | 0 |
0%
|
| 2 | 15 |
55.6%
|
|
| 3 | 5 |
18.5%
|
|
| 4 | 3 |
11.1%
|
|
| 7 | 1 |
3.7%
|
|
| 8 | 2 |
7.4%
|
|
| 30 | 1 |
3.7%
|
|
| Sysmiss | 128 |