condition mean min max 4 h after light 0.25633305 0.0571001 0.455566 8 h after light 0.4863815 0.264603 0.70816 12 h after light 0.323802 0.0 0.647604 4 h after dark 0.150838 0.0 0.452514 8 h after dark 0.389687 0.151438 0.81137 12 h after dark 0.6154003333333333 0.0 1.17056