condition mean min max 2 h after light 0.12516616666666666 0.0 0.750997 6 h after light 0.12929949999999998 0.0 0.775797 10 h after light 0.0 0.0 0.0 14 h after light 0.0 0.0 0.0 18 h after light 0.0 0.0 0.0 2 h after dark 0.0 0.0 0.0