Table 1. bepe values and booma weights.

Model	bepe	Weight
α	1:16 × 10−6	0
αδ	0:87 × 10−6	0
αγ	0:62 × 10−6	0
αγδ	0:44 × 10−6	0
αβ	0:18 × 10−6	0
αβγ	0:17 × 10−6	0
αβδ	0:15 × 10−6	0.16
αβγδ	0:13 × 10−6	0.84