| Value | Category | Cases | |
|---|---|---|---|
| 1 | At time of sale | 3070 |
78.3%
|
| 2 | Within one week of sale | 488 |
12.4%
|
| 3 | Within one month of sale | 256 |
6.5%
|
| 4 | Over one month | 109 |
2.8%
|
| Sysmiss | 8344 |