| Value | Category | Cases | |
|---|---|---|---|
| 1 | ONE TIME | 5 |
0.1%
|
| 2 | TWO TIMES | 2 |
0%
|
| 3 | THREE OR MORE TIMES | 3 |
0.1%
|
| 9 | NO RESPONSE | 1 |
0%
|
| Sysmiss | 4427 |
99.8%
|