condition mean min max 0 h after light 2.2502 1.93794 2.56246 2 h after light 1.7504 1.56155 1.93925 4 h after light 1.8311250000000001 1.69315 1.9691 8 h after light 2.084145 1.93612 2.23217 12 h after light 2.5057799999999997 2.39066 2.6209 2 h after dark 2.6479749999999997 2.5373 2.75865 4 h after dark 2.89223 2.61171 3.17275 8 h after dark 3.411885 3.19877 3.625 12 h after dark 2.709765 2.6083 2.81123