condition mean min max 4 h after light 0.0 0.0 0.0 8 h after light 0.010825799999999998 0.0 0.0324774 12 h after light 0.017991433333333334 0.0 0.0539743 4 h after dark 0.05305866666666667 0.0 0.159176 8 h after dark 0.019890233333333333 0.0 0.0596707 12 h after dark 0.0223064 0.0 0.0669192