condition mean min max 0 h after light 0.8943355 0.656361 1.13231 2 h after light 0.606657 0.479903 0.733411 4 h after light 0.2623795 0.170757 0.354002 8 h after light 0.3813555 0.269855 0.492856 12 h after light 0.4921145 0.437398 0.546831 2 h after dark 1.177604 0.941548 1.41366 4 h after dark 1.361605 1.21634 1.50687 8 h after dark 1.1275545 0.979679 1.27543 12 h after dark 1.2355925 0.983585 1.4876