condition mean min max 0 h after light 1.7196799999999999 1.32428 2.11508 4 h after light 1.2078895 0.260669 2.15511 8 h after light 0.130784 0.0 0.261568 4 h after dark 0.195514 0.0 0.391028 8 h after dark 0.916836 0.520772 1.3129 12 h after dark 2.29588 1.29139 3.30037