condition mean min max 0 h after light 0.086149 0.0860722 0.0862258 4 h after light 0.129423 0.127294 0.131552 8 h after light 0.0857706 0.0438082 0.127733 4 h after dark 0.126968 0.084868 0.169068 8 h after dark 0.0211926 0.0 0.0423852 12 h after dark 0.1270628 0.0859566 0.168169