condition mean min max 0 h after light 6.18255 4.90717 7.45793 2 h after light 3.50068 3.25974 3.74162 4 h after light 3.2629200000000003 3.02754 3.4983 8 h after light 3.3531700000000004 2.87266 3.83368 12 h after light 6.82793 6.16726 7.4886 2 h after dark 5.056795 4.94395 5.16964 4 h after dark 6.05156 5.27131 6.83181 8 h after dark 7.458275 7.23135 7.6852 12 h after dark 6.735385 5.65832 7.81245