condition mean min max 4 h after light 0.3852546666666667 0.0 0.942415 8 h after light 0.2768434 0.0137122 0.442536 12 h after light 0.2664143333333333 0.157176 0.448163 4 h after dark 0.414166 0.136056 0.641817 8 h after dark 0.251584 0.147615 0.357183 12 h after dark 0.55572 0.504404 0.628345