condition mean min max 4 h after light 0.0 0.0 0.0 8 h after light 0.09585766666666667 0.0 0.287573 12 h after light 0.0 0.0 0.0 4 h after dark 0.0 0.0 0.0 8 h after dark 0.37464666666666663 0.0 1.12394 12 h after dark 0.0 0.0 0.0