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 0.008068366666666667 0.0 0.0242051 12 h after light 0.0 0.0 0.0 3 h after dark 0.05192176666666667 0.0 0.123472 6 h after dark 0.0 0.0 0.0 9 h after dark 0.022983366666666668 0.0 0.0411208 12 h after dark 0.0 0.0 0.0