condition mean min max 4 h after light 191.68124 183.952513 199.409967 8 h after light 163.338841 129.137933 197.539749 12 h after light 153.8194785 128.924364 178.714593 4 h after dark 97.547428 66.416992 128.677864 8 h after dark 92.08608749999999 91.551232 92.620943 12 h after dark 199.829113 199.829113 199.829113