condition mean min max 4 h after light 3.1305023333333333 3.005862 3.258208 8 h after light 2.3855073333333334 1.7900619999999998 2.719189 12 h after light 1.527795 1.367593 1.717593 16 h after light 3.0387679999999997 2.59935 3.518094 4 h after dark 2.514828666666667 2.22499 2.9449400000000003 8 h after dark 1.7588573333333333 1.549419 2.106147