condition mean min max 4 h after light 88.8271845 67.191543 110.462826 8 h after light 85.586654 83.778155 87.395153 12 h after light 73.7229065 72.992368 74.453445 4 h after dark 77.22771 74.453445 80.001975 8 h after dark 69.09722099999999 64.784593 73.409849 12 h after dark 49.825654 49.825654 49.825654