condition mean min max 0 h after light 16.4533 16.2464 16.6602 2 h after light 4.687745 4.335 5.04049 4 h after light 3.2081299999999997 3.02285 3.39341 8 h after light 6.995645 6.08897 7.90232 12 h after light 7.490220000000001 6.66842 8.31202 2 h after dark 10.570945 8.77919 12.3627 4 h after dark 11.57685 11.2296 11.9241 8 h after dark 16.0375 15.9402 16.1348 12 h after dark 19.066200000000002 16.9755 21.1569