condition mean min max 4 h after light 1.919735 1.1286 2.71087 8 h after light 1.85128 1.66084 2.04172 12 h after light 1.7533050000000001 1.72005 1.78656 4 h after dark 3.7530833333333335 2.82387 4.83349 8 h after dark 1.7857616666666667 0.872545 2.24392 12 h after dark 2.6801433333333335 1.28242 3.88601