condition mean min max 3 h after light 60.2494 56.2747 62.5153 6 h after light 73.5636 67.6765 81.0299 9 h after light 86.79813333333333 80.0178 90.9846 12 h after light 77.143725 52.6491 89.3023 3 h after dark 78.13329999999999 76.6347 81.1279 6 h after dark 54.443933333333334 53.1543 55.88 9 h after dark 42.1116 37.9858 47.563 12 h after dark 36.5201 33.1869 39.8533