condition mean min max 3 h after light 0.3828916666666667 0.264427 0.603755 6 h after light 0.49776699999999996 0.398852 0.667511 9 h after light 0.567682 0.262192 0.96674 12 h after light 0.90270875 0.822626 1.02151 3 h after dark 1.50093 1.08918 1.81521 6 h after dark 1.2243876666666667 0.949563 1.48982 9 h after dark 0.8031353333333333 0.578614 0.997322 12 h after dark 0.422148 0.349934 0.494362