condition mean min max 2 h after light 1.0562326666666666 0.0 2.58924 6 h after light 1.035241 0.185686 1.99144 10 h after light 2.418145 1.16635 3.61306 14 h after light 2.3003135 0.599911 3.71813 18 h after light 1.4661463333333333 0.236422 4.44701 2 h after dark 1.5038580000000001 0.447558 2.55248