condition mean min max 4 h after light 0.0 0.0 0.0 8 h after light 0.0 0.0 0.0 12 h after light 0.0 0.0 0.0 4 h after dark 0.0 0.0 0.0 8 h after dark 0.027249166666666668 0.0 0.0817475 12 h after dark 0.02173193333333333 0.0 0.0651958