condition mean min max 2 h after light 0.0664945 0.0 0.398967 6 h after light 0.0 0.0 0.0 10 h after light 0.056564166666666665 0.0 0.339385 14 h after light 0.0 0.0 0.0 18 h after light 0.0 0.0 0.0 2 h after dark 0.07325866666666667 0.0 0.439552