| Value | Category | Cases | |
|---|---|---|---|
| 1 | very large | 351 |
5.4%
|
| 2 | larger than average | 2304 |
35.7%
|
| 3 | average | 2863 |
44.4%
|
| 4 | smaller than average | 567 |
8.8%
|
| 5 | very small | 153 |
2.4%
|
| 8 | dk | 207 |
3.2%
|
| 9 | 3 |
0%
|
|
| 11 | .Z | 12306 |