condition mean min max 4 h after light 164.9 164.9 164.9 8 h after light 177.5 175.2 179.8 12 h after light 188.7 123.3 254.1 4 h after dark 222.95 177.4 268.5 8 h after dark 216.14999999999998 185.6 246.7 12 h after dark 268.3 265.5 271.1