condition mean min max 4 h after light 222.27274649999998 215.616672 228.928821 8 h after light 249.0496255 245.996047 252.103204 12 h after light 256.8059405 231.995209 281.616672 4 h after dark 307.506617 272.182805 342.830429 8 h after dark 317.9411095 287.749171 348.133048 12 h after dark 298.920782 298.920782 298.920782