Value | Category | Cases | |
---|---|---|---|
0 | 1 |
0.1%
|
|
1 | Once | 1287 |
97.9%
|
2 | Twice | 23 |
1.7%
|
3 | Three ti | 3 |
0.2%
|
5 | 1 |
0.1%
|
|
Sysmiss | 359 |