condition mean min max 3 h after light 45.2658 39.9446 53.3469 6 h after light 47.5493 34.1494 56.4796 9 h after light 56.60503333333333 50.2067 66.1485 12 h after light 61.963075 52.5031 69.1798 3 h after dark 67.7775 60.2744 73.5657 6 h after dark 47.6779 43.2912 51.0813 9 h after dark 38.828833333333336 33.2181 44.0577 12 h after dark 37.0506 36.5018 37.5994