| Value | Category | Cases | |
|---|---|---|---|
| 0 | 1 |
0.2%
|
|
| 1 | more | 144 |
27.2%
|
| 2 | less | 87 |
16.4%
|
| 3 | about the same numbers | 70 |
13.2%
|
| 4 | 1 |
0.2%
|
|
| 9 | not applicable | 226 |
42.7%
|
| Sysmiss | 35 |