condition mean min max 1 h after light 7.2690638055 6.494010301 8.04411731 3 h after light 7.409416511666667 4.848186871 8.734173222 5 h after light 7.504596301666666 6.506079193 8.015809443 7 h after light 8.624899964333334 6.281549375 9.853702002 9 h after light 8.946340284666666 6.946387779 10.32334244 11 h after light 10.071859815 9.374148965 10.49693168 1 h after dark 11.088668126666667 10.04642488 12.33169581 3 h after dark 11.48676794 11.0496114 12.16322878 5 h after dark 12.467723766666667 11.81560064 12.99276287 7 h after dark 12.701972849999999 11.72576571 13.36340814 9 h after dark 11.76318895 11.19480333 12.22962315 11 h after dark 12.00336179 11.4429519 12.34088027