condition mean min max 3 h after light 15.8548 10.8539 21.5846 6 h after light 43.96306666666667 36.4102 48.2685 9 h after light 54.984766666666665 41.5542 65.8536 12 h after light 65.09573333333333 64.3635 65.8232 3 h after dark 59.2841 54.0008 65.1593 6 h after dark 48.9964 34.5401 67.4571 9 h after dark 33.3159 26.3795 37.2681 12 h after dark 21.076999999999998 14.2608 28.753