condition mean min max 4 h after light 0.1509545 0.128317 0.173592 8 h after light 0.9495739999999999 0.938858 0.96029 12 h after light 1.96 1.91885 2.00115 4 h after dark 2.9373 2.77808 3.10348 8 h after dark 0.45722666666666667 0.385796 0.544928 12 h after dark 0.29751466666666665 0.229093 0.340215