condition mean min max 2 h after light 0.020031 0.0 0.120186 6 h after light 0.019102666666666667 0.0 0.114616 10 h after light 0.07424233333333334 0.0 0.283067 14 h after light 0.0756825 0.0 0.22273 18 h after light 0.031002283333333335 0.0 0.102894 2 h after dark 0.08030804999999999 0.0 0.264878