condition mean min max 0 h after light 1.2589299999999999 1.04417 1.47369 4 h after light 0.799193 0.558836 1.03955 8 h after light 1.0350225 0.692365 1.37768 4 h after dark 1.5910549999999999 1.58297 1.59914 8 h after dark 1.5124 1.23846 1.78634 12 h after dark 1.382165 1.35445 1.40988