condition mean min max 4 h after light 6.2 6.2 6.2 8 h after light 28.75 22.7 34.8 12 h after light 9.549999999999999 2.4 16.7 4 h after dark 22.7 3.4 42.0 8 h after dark 3.5999999999999996 3.1 4.1 12 h after dark 14.4 6.3 22.5