condition mean min max 4 h after light 0.0 0.0 0.0 8 h after light 0.19912843333333333 0.0702303 0.377759 12 h after light 0.08276066666666666 0.0 0.248282 4 h after dark 0.253108 0.0 0.410903 8 h after dark 0.0 0.0 0.0 12 h after dark 0.0 0.0 0.0