condition mean min max 0 h after light 8.13796 7.29481 8.98111 2 h after light 10.7011 10.4974 10.9048 4 h after light 8.80687 7.70368 9.91006 8 h after light 7.517645 6.65953 8.37576 12 h after light 8.77075 7.6504 9.8911 2 h after dark 7.716850000000001 7.17818 8.25552 4 h after dark 6.650125 6.54642 6.75383 8 h after dark 10.975405 9.53001 12.4208 12 h after dark 8.499275 7.39963 9.59892