condition mean min max 4 h after light 0.35242599999999996 0.0 0.558004 8 h after light 0.11950313333333333 0.0615634 0.173594 12 h after light 0.182514 0.064678 0.264069 4 h after dark 0.260666 0.151723 0.332573 8 h after dark 0.24081833333333336 0.136362 0.298955 12 h after dark 0.481802 0.371726 0.578885