condition mean min max 2 h after light 0.22406783333333333 0.0 0.768712 6 h after light 0.135152 0.0 0.500593 10 h after light 0.073297 0.0 0.439782 14 h after light 0.0 0.0 0.0 18 h after light 0.041402 0.0 0.248412 2 h after dark 0.0 0.0 0.0