| Value | Category | Cases | |
|---|---|---|---|
| 1 | At the time of the sale | 3257 |
94.3%
|
| 2 | Within one week | 155 |
4.5%
|
| 3 | Within one month | 30 |
0.9%
|
| 4 | One month or more | 12 |
0.3%
|
| Sysmiss | 9494 |