| Value | Category | Cases | |
|---|---|---|---|
| 1 | No difference | 5 |
3.6%
|
| 2 | More then | 89 |
64.5%
|
| 3 | Less then | 41 |
29.7%
|
| 9 | 3 |
2.2%
|
|
| Sysmiss | 4855 |