condition mean min max 1 h after light 8.898742266333333 7.586557541 9.710163645 3 h after light 10.096514355333333 7.275949774 14.273209699999997 5 h after light 7.907172499666666 7.237677955 8.266248193 7 h after light 8.251013718666666 4.7988218830000005 10.63695477 9 h after light 10.394343116 6.318717994 15.21444764 11 h after light 8.112397961666666 5.0303774919999995 11.19370604 13 h after light 10.118488119333334 8.40328687 13.45207942 15 h after light 13.21497105 9.44791738 19.0293786 1 h after dark 8.30002406 7.792795679 9.301443197000001 3 h after dark 9.632426366 5.855154728 11.91740641 5 h after dark 7.800993998333333 6.04112643 10.14508229 7 h after dark 9.000646646 7.15213204 10.98909709