condition mean min max 4 h after light 229.7121 211.1769 241.2164 8 h after light 207.06346666666667 132.9761 294.2748 12 h after light 161.97076666666666 131.6568 181.0427 16 h after light 242.8118 206.5768 281.3746 4 h after dark 234.1835 223.0788 240.0715 8 h after dark 170.4988 127.1947 213.3011