condition mean min max 4 h after light 1.6197675 0.419985 2.81955 8 h after light 1.678231 0.115552 3.24091 12 h after light 0.92158 0.0 1.84316 4 h after dark 1.8480663333333334 0.462649 2.62222 8 h after dark 1.5182876666666667 0.945333 2.54243 12 h after dark 1.0414833333333333 0.0 1.94406