condition mean min max 0 h after light 2.083435 1.97929 2.18758 2 h after light 2.316725 2.115 2.51845 4 h after light 2.191575 1.86256 2.52059 8 h after light 2.35275 2.20761 2.49789 12 h after light 3.58333 3.55173 3.61493 2 h after dark 3.30099 2.87997 3.72201 4 h after dark 3.214785 2.61257 3.817 8 h after dark 3.0060700000000002 2.77666 3.23548 12 h after dark 1.7706400000000002 1.21133 2.32995