condition mean min max 4 h after light 0.926227 0.857785 0.994669 8 h after light 0.9285065 0.724173 1.13284 12 h after light 0.3519695 0.0 0.703939 4 h after dark 1.0717436666666667 0.372691 1.56499 8 h after dark 1.620773 0.773702 3.09513 12 h after dark 2.30318 0.0 4.59439