condition mean min max 4 h after light 0.0 0.0 0.0 8 h after light 0.03179213333333333 0.0 0.0953764 12 h after light 0.09820966666666665 0.0 0.294629 4 h after dark 0.0 0.0 0.0 8 h after dark 0.0 0.0 0.0 12 h after dark 0.0 0.0 0.0