condition mean min max 4 h after light 124.897305 91.001349 158.793261 8 h after light 152.76793700000002 130.340139 175.195735 12 h after light 151.12052 133.465324 168.775716 4 h after dark 179.5157895 178.596672 180.434907 8 h after dark 202.40299349999998 187.943988 216.861999 12 h after dark 283.373823 283.373823 283.373823