| Value | Category | Cases | |
|---|---|---|---|
| 1 | Never | 677 |
35.7%
|
| 2 | During this quarter | 262 |
13.8%
|
| 3 | During the last quarter | 331 |
17.5%
|
| 4 | 2 quarters ago | 136 |
7.2%
|
| 5 | 3 quarters ago | 65 |
3.4%
|
| 6 | More than a year ago | 423 |
22.3%
|
| Sysmiss | 29 |