condition mean min max 3 h after light 3.7013066666666665 3.31105 4.21553 6 h after light 3.577173333333333 2.13648 4.635 9 h after light 4.58064 3.95699 5.75378 12 h after light 6.2196875 5.03153 8.8129 3 h after dark 10.2036 9.2603 10.9393 6 h after dark 8.78555 7.72764 9.8504 9 h after dark 6.542013333333333 5.4819 7.18578 12 h after dark 4.588075 4.35615 4.82