condition mean min max 0 h after light 0.24562599999999998 0.196291 0.294961 4 h after light 0.39515599999999995 0.290298 0.500014 8 h after light 0.539661 0.399624 0.679698 4 h after dark 0.4830985 0.385565 0.580632 8 h after dark 0.096661 0.0 0.193322 12 h after dark 0.196027 0.0 0.392054