condition mean min max 4 h after light 0.8928915 0.606113 1.17967 8 h after light 2.4422750000000004 2.3652 2.51935 12 h after light 5.96117 5.09503 6.82731 4 h after dark 2.8078433333333335 2.54597 3.07462 8 h after dark 1.68767 1.52026 1.84525 12 h after dark 0.7882900022233333 6.67e-09 1.24352