condition mean min max 3 h after light 0.0 0.0 0.0 6 h after light 0.0 0.0 0.0 9 h after light 0.04505733333333333 0.0 0.135172 12 h after light 0.0 0.0 0.0 3 h after dark 0.0638543 0.0 0.108839 6 h after dark 0.0 0.0 0.0 9 h after dark 0.0 0.0 0.0 12 h after dark 0.10767066666666668 0.0 0.323012