condition mean min max 0 h after light 0.0963125 0.0 0.192625 2 h after light 0.0 0.0 0.0 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 2 h after dark 0.0245155 0.0 0.049031 4 h after dark 0.1129935 0.0 0.225987 8 h after dark 0.0603265 0.0 0.120653 12 h after dark 0.0 0.0 0.0