condition mean min max 0 h after light 2.353365 2.17789 2.52884 2 h after light 2.6456850000000003 2.53334 2.75803 4 h after light 1.914395 1.69978 2.12901 8 h after light 2.4204100000000004 2.38777 2.45305 12 h after light 3.41094 3.19296 3.62892 2 h after dark 2.869065 2.82664 2.91149 4 h after dark 2.167955 1.59722 2.73869 8 h after dark 2.5585649999999998 2.27276 2.84437 12 h after dark 2.22799 2.0824 2.37358