condition mean min max 0 h after light 23.8262 21.9256 25.7268 2 h after light 19.9591 18.2555 21.6627 4 h after light 23.5201 22.8728 24.1674 8 h after light 23.74885 19.9267 27.571 12 h after light 55.76765 50.1682 61.3671 2 h after dark 77.73975 67.1924 88.2871 4 h after dark 64.37555 55.6011 73.15 8 h after dark 41.8568 32.5538 51.1598 12 h after dark 28.102600000000002 25.3105 30.8947