condition mean min max 4 h after light 4417.1 4417.1 4417.1 8 h after light 4042.3500000000004 3936.4 4148.3 12 h after light 3884.8 3718.9 4050.7 4 h after dark 4513.3 3215.9 5810.7 8 h after dark 4937.9 4792.4 5083.4 12 h after dark 4895.55 4784.1 5007.0