| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 2 |
3.8%
|
| -5 | Refund still outstanding | 9 |
17.3%
|
| 1 | One week or less | 7 |
13.5%
|
| 2 | 7 |
13.5%
|
|
| 3 | 4 |
7.7%
|
|
| 4 | 4 |
7.7%
|
|
| 6 | 1 |
1.9%
|
|
| 8 | 2 |
3.8%
|
|
| 9 | 1 |
1.9%
|
|
| 12 | 2 |
3.8%
|
|
| 14 | 1 |
1.9%
|
|
| 15 | 1 |
1.9%
|
|
| 16 | 1 |
1.9%
|
|
| 20 | 2 |
3.8%
|
|
| 24 | 3 |
5.8%
|
|
| 30 | 1 |
1.9%
|
|
| 31 | 1 |
1.9%
|
|
| 60 | 1 |
1.9%
|
|
| 70 | 1 |
1.9%
|
|
| 90 | 1 |
1.9%
|
|
| Sysmiss | 59 |