|
| N | Min | Max | Range | Mean | Var | Std | CV(%) |
| 251-10 | 50 | 0 | 5 | 5 | 1.3 | 1.32069 | 1.149213 | 88.38462 |
| 251-12 | 50 | 0 | 3 | 3 | 1.66667 | 2.242424 | 1.497473 | 89.8422 |
| 251-14 | 50 | 0 | 3 | 3 | 0.52381 | 0.59698 | 0.772645 | 147.4962 |
| 251-16 | 50 | 0 | 4 | 4 | 0.956522 | 1.42029 | 1.191759 | 124.593 |
| 251-18 | 50 | 0 | 3 | 3 | 0.557692 | 0.722097 | 0.849763 | 152.3714 |