condition mean min max 4 h after light 0.0 0.0 0.0 8 h after light 0.030097400000000003 0.0185787 0.0416161 12 h after light 0.019707500000000003 0.0169421 0.0224729 4 h after dark 0.0 0.0 0.0 8 h after dark 0.0073555 0.0 0.014711 12 h after dark 0.0 0.0 0.0