condition mean min max 0 h after light 0.3990285 0.199781 0.598276 4 h after light 2.1171515 0.983113 3.25119 8 h after light 0.400304 0.394602 0.406006 4 h after dark 1.2769665 0.587583 1.96635 8 h after dark 2.8669700000000002 1.17846 4.55548 12 h after dark 1.471989 0.995788 1.94819