| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 6 |
17.6%
|
| -5 | Refund still outstanding | 8 |
23.5%
|
| 1 | One week or less | 4 |
11.8%
|
| 2 | 1 |
2.9%
|
|
| 4 | 5 |
14.7%
|
|
| 5 | 1 |
2.9%
|
|
| 8 | 2 |
5.9%
|
|
| 12 | 3 |
8.8%
|
|
| 13 | 1 |
2.9%
|
|
| 16 | 1 |
2.9%
|
|
| 30 | 1 |
2.9%
|
|
| 60 | 1 |
2.9%
|
|
| Sysmiss | 69 |