| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 3 |
2.8%
|
| -5 | Refund still outstanding | 14 |
13.2%
|
| 1 | One week or less | 4 |
3.8%
|
| 3 | 1 |
0.9%
|
|
| 4 | 7 |
6.6%
|
|
| 6 | 2 |
1.9%
|
|
| 8 | 7 |
6.6%
|
|
| 11 | 1 |
0.9%
|
|
| 12 | 19 |
17.9%
|
|
| 15 | 2 |
1.9%
|
|
| 16 | 10 |
9.4%
|
|
| 18 | 1 |
0.9%
|
|
| 20 | 8 |
7.5%
|
|
| 24 | 15 |
14.2%
|
|
| 26 | 1 |
0.9%
|
|
| 30 | 1 |
0.9%
|
|
| 32 | 3 |
2.8%
|
|
| 36 | 2 |
1.9%
|
|
| 50 | 2 |
1.9%
|
|
| 52 | 1 |
0.9%
|
|
| 90 | 2 |
1.9%
|
|
| Sysmiss | 239 |