| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 98 |
46.2%
|
| -5 | Refund still outstanding | 1 |
0.5%
|
| 1 | One week or less | 27 |
12.7%
|
| 2 | 18 |
8.5%
|
|
| 3 | 28 |
13.2%
|
|
| 4 | 22 |
10.4%
|
|
| 6 | 8 |
3.8%
|
|
| 7 | 2 |
0.9%
|
|
| 8 | 4 |
1.9%
|
|
| 10 | 1 |
0.5%
|
|
| 12 | 1 |
0.5%
|
|
| 13 | 1 |
0.5%
|
|
| 14 | 1 |
0.5%
|
|
| Sysmiss | 388 |