condition mean min max 0 h after light 0.0 0.0 0.0 4 h after light 0.112395 0.0 0.22479 8 h after light 0.22882550000000001 0.225566 0.232085 4 h after dark 0.22392 0.0 0.44784 8 h after dark 0.0 0.0 0.0 12 h after dark 0.2276885 0.0 0.455377