condition mean min max 4 h after light 66.2 66.2 66.2 8 h after light 42.05 38.2 45.9 12 h after light 73.05000000000001 65.7 80.4 4 h after dark 68.35 46.6 90.1 8 h after dark 161.25 138.6 183.9 12 h after dark 110.35 48.8 171.9