condition mean min max 3 h after light 1.961805 0.664375 2.91148 6 h after light 1.69916 1.43454 1.94667 9 h after light 1.79428 1.27277 2.52129 12 h after light 3.2118700000000002 2.06796 5.16241 3 h after dark 4.1615633333333335 3.48893 5.19487 6 h after dark 4.37351 2.56359 5.38293 9 h after dark 4.28352 2.27004 7.01539 12 h after dark 3.126326666666667 1.49564 5.32591