condition mean min max 4 h after light 5498.5 5498.5 5498.5 8 h after light 5353.950000000001 4856.3 5851.6 12 h after light 5796.0 5215.6 6376.4 4 h after dark 5554.15 5551.7 5556.6 8 h after dark 5508.55 5167.8 5849.3 12 h after dark 5568.549999999999 5365.4 5771.7