condition mean min max 4 h after light 0.06339166666666667 0.0 0.190175 8 h after light 0.0 0.0 0.0 12 h after light 0.0 0.0 0.0 4 h after dark 0.021590866666666667 0.0 0.0647726 8 h after dark 0.0 0.0 0.0 12 h after dark 0.1504885 0.0820665 0.255524