| Value | Category | Cases | |
|---|---|---|---|
| 1 | Before | 74 |
29.5%
|
| 2 | After | 155 |
61.8%
|
| 3 | 18 |
7.2%
|
|
| 4 | 1 |
0.4%
|
|
| 5 | 2 |
0.8%
|
|
| 8 | 1 |
0.4%
|
|
| Sysmiss | 16235 |