condition mean min max 0 h after light 0.453671 0.386818 0.520524 2 h after light 1.0155375 0.868565 1.16251 4 h after light 0.794171 0.687812 0.90053 8 h after light 0.8975035 0.696437 1.09857 12 h after light 0.394058 0.291376 0.49674 2 h after dark 0.440495 0.432976 0.448014 4 h after dark 0.237637 0.185891 0.289383 8 h after dark 0.424419 0.271925 0.576913 12 h after dark 0.4784755 0.361294 0.595657