condition mean min max 0 h after light 2.57009 2.47274 2.66744 2 h after light 1.37514 1.33609 1.41419 4 h after light 1.0717349999999999 1.05401 1.08946 8 h after light 1.56534 1.37738 1.7533 12 h after light 1.8538700000000001 1.33953 2.36821 2 h after dark 3.7117199999999997 3.15162 4.27182 4 h after dark 3.596545 3.27591 3.91718 8 h after dark 2.988455 2.89332 3.08359 12 h after dark 3.3800049999999997 3.04264 3.71737