condition mean min max 1 h after light 2.255371 2.255371 2.255371 3 h after light 3.4579650419999997 2.798376565 4.117553518999999 5 h after light 4.313075506500001 3.5294905180000002 5.096660495 7 h after light 6.2694573474999995 5.654096936 6.884817759 9 h after light 7.1678940655000005 5.684089656 8.651698475 11 h after light 12.0857214925 8.625743155 15.54569983 1 h after dark 14.43405208 12.31002233 16.55808183 3 h after dark 13.952900289999999 10.25074561 17.65505497 5 h after dark 12.421284335 11.97569456 12.86687411 7 h after dark 13.49671145 12.77932164 14.21410126 9 h after dark 16.11167275 15.42165623 16.80168927 11 h after dark 18.644901695 17.01283939 20.276964000000003