condition mean min max 2 h after light 59.5578 49.9463 66.909 6 h after light 49.70681666666667 43.5856 56.1759 10 h after light 52.85606666666666 36.3188 77.9419 14 h after light 55.40545 34.9516 71.1219 18 h after light 52.88366666666667 43.8908 62.3833 2 h after dark 80.4024 64.454 103.736