condition mean min max 4 h after light 3164.3 3164.3 3164.3 8 h after light 3239.1499999999996 3185.1 3293.2 12 h after light 3054.95 2995.7 3114.2 4 h after dark 3748.8 2836.4 4661.2 8 h after dark 4674.1 4608.0 4740.2 12 h after dark 4174.7 3810.7 4538.7