condition mean min max 0 h after light 2.203865 2.18062 2.22711 2 h after light 0.817027 0.504114 1.12994 4 h after light 2.338005 2.04523 2.63078 8 h after light 1.67117 1.55908 1.78326 12 h after light 0.9840915 0.957363 1.01082 2 h after dark 1.96488 1.62722 2.30254 4 h after dark 3.1748450000000004 3.17065 3.17904 8 h after dark 2.611165 1.88669 3.33564 12 h after dark 2.2544500000000003 2.18121 2.32769