condition mean min max 4 h after light 5.6 5.6 5.6 8 h after light 56.45 38.7 74.2 12 h after light 17.85 6.4 29.3 4 h after dark 50.900000000000006 45.7 56.1 8 h after dark 48.6 45.6 51.6 12 h after dark 44.45 29.5 59.4