condition mean min max 4 h after light 343.929167 333.178384 354.67995 8 h after light 401.4269475 390.237223 412.616672 12 h after light 376.63919050000004 369.637804 383.640577 4 h after dark 508.2379955 399.703128 616.772863 8 h after dark 484.77585150000004 374.232057 595.319646 12 h after dark 354.774319 354.774319 354.774319