condition mean min max 4 h after light 126.1155815 125.922183 126.30898 8 h after light 142.272438 136.005127 148.539749 12 h after light 169.423748 134.67471 204.172786 4 h after dark 235.358589 161.65652 309.060658 8 h after dark 197.105785 139.038953 255.172617 12 h after dark 107.875904 107.875904 107.875904