condition mean min max 0 h after light 64.44655 64.3529 64.5402 4 h after light 42.11705 37.9475 46.2866 8 h after light 32.8157 31.05 34.5814 4 h after dark 47.804 41.652 53.956 8 h after dark 60.009299999999996 59.549 60.4696 12 h after dark 68.91575 51.1527 86.6788