| Value | Category | Cases | |
|---|---|---|---|
| 1 | Yes | 1552 |
43.8%
|
| 2 | No. | 1870 |
52.7%
|
| 7 | 119 |
3.4%
|
|
| 9 | Missing | 6 |
0.2%
|
| Sysmiss | 4710 |