condition mean min max 0 h after light 2.3926 1.89309 2.89211 4 h after light 1.1098245 0.819789 1.39986 8 h after light 1.18546 1.05988 1.31104 4 h after dark 1.8629250000000002 1.85925 1.8666 8 h after dark 1.87113 1.59814 2.14412 12 h after dark 1.332085 1.32338 1.34079