condition mean min max 4 h after light 219.1786725 193.500153 244.857192 8 h after light 203.478634 164.417519 242.539749 12 h after light 261.3344055 242.539749 280.129062 4 h after dark 220.9632675 218.694478 223.232057 8 h after dark 249.743438 205.528733 293.958143 12 h after dark 269.1979 269.1979 269.1979