| Value | Category | Cases | |
|---|---|---|---|
| 1 | very large | 400 |
13.4%
|
| 2 | larger than average | 451 |
15.1%
|
| 3 | average | 1531 |
51.3%
|
| 4 | smaller than average | 294 |
9.9%
|
| 5 | very small | 221 |
7.4%
|
| 8 | dk | 87 |
2.9%
|
| Sysmiss | 3771 |