condition mean min max 3 h after light 31.505100000000002 30.4419 33.0671 6 h after light 24.754533333333335 21.3273 27.549 9 h after light 33.0568 30.8885 34.58 12 h after light 41.7061 38.0895 46.2694 3 h after dark 53.08716666666666 46.7328 56.2895 6 h after dark 58.16153333333333 53.048 63.3106 9 h after dark 54.1565 45.1848 64.5781 12 h after dark 46.219500000000004 39.4275 56.0859