condition mean min max 4 h after light 3061.7 3061.7 3061.7 8 h after light 2888.05 2685.7 3090.4 12 h after light 2736.2 2440.3 3032.1 4 h after dark 3021.3500000000004 2668.9 3373.8 8 h after dark 3123.8999999999996 3004.7 3243.1 12 h after dark 3035.8500000000004 2887.4 3184.3