| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 4 |
11.8%
|
| -5 | Refund still outstanding | 1 |
2.9%
|
| 1 | One week or less | 11 |
32.4%
|
| 2 | 4 |
11.8%
|
|
| 3 | 1 |
2.9%
|
|
| 4 | 2 |
5.9%
|
|
| 6 | 2 |
5.9%
|
|
| 7 | 2 |
5.9%
|
|
| 10 | 3 |
8.8%
|
|
| 14 | 2 |
5.9%
|
|
| 21 | 2 |
5.9%
|
|
| Sysmiss | 118 |