condition mean min max 2 h after light 0.0 0.0 0.0 6 h after light 0.008700383333333334 0.0 0.0522023 10 h after light 0.018530666666666668 0.0 0.0592952 14 h after light 0.0 0.0 0.0 18 h after light 0.008407016666666666 0.0 0.0504421 2 h after dark 0.0 0.0 0.0