condition mean min max 4 h after light 12.088750000000001 11.4091 12.7684 8 h after light 11.791599999999999 11.4195 12.1637 12 h after light 11.01172 9.26954 12.7539 4 h after dark 13.67875 13.0072 14.3503 8 h after dark 10.9282 10.6965 11.1599 12 h after dark 14.916450000000001 14.2956 15.5373