condition mean min max 4 h after light 0.5555924999999999 0.385251 0.725934 8 h after light 1.5712899999999999 1.46359 1.67899 12 h after light 2.578865 2.31234 2.84539 4 h after dark 1.7003766666666666 1.38092 2.21405 8 h after dark 1.12895 1.00394 1.34045 12 h after dark 0.58279 0.0 1.07251