condition mean min max 4 h after light 0.2812424 0.0414548 0.52103 8 h after light 0.041254400000000004 0.0148181 0.0676907 12 h after light 0.1569845 0.0 0.313969 4 h after dark 0.3402813333333333 0.0 0.543483 8 h after dark 0.977947 0.600719 1.39089 12 h after dark 0.21905866666666668 0.0 0.536324