condition mean min max 4 h after light 163.3695 138.152 188.587 8 h after light 193.753 183.807 203.699 12 h after light 202.459 182.475 222.443 4 h after dark 247.36933333333334 214.264 266.09 8 h after dark 260.837 241.333 283.951 12 h after dark 185.643 126.448 221.834