condition mean min max 3 h after light 68.1434 49.5701 88.2044 6 h after light 80.30506666666666 80.0772 80.5415 9 h after light 91.864 72.0411 119.721 12 h after light 129.195 102.613 153.375 3 h after dark 117.16 108.032 131.947 6 h after dark 81.73023333333333 77.0028 84.3287 9 h after dark 64.20270000000001 55.514 74.763 12 h after dark 36.743700000000004 32.4806 42.9572