condition mean min max 3 h after light 36.5714 33.7502 41.1609 6 h after light 31.761300000000002 27.1811 35.5574 9 h after light 43.6418 42.5576 44.822 12 h after light 54.7716 50.7075 59.7089 3 h after dark 57.3236 55.7622 59.7557 6 h after dark 41.0272 36.8964 44.582 9 h after dark 33.8813 31.7887 36.4893 12 h after dark 21.717333333333332 18.7314 26.9296