condition mean min max 3 h after light 0.84041 0.427777 1.61153 6 h after light 0.353429 0.287363 0.455028 9 h after light 1.033706 0.759488 1.32578 12 h after light 3.087947 0.747951 5.66678 3 h after dark 5.948146666666667 3.31975 7.37039 6 h after dark 3.015503333333333 1.3881 4.72792 9 h after dark 1.07407 0.53562 1.49208 12 h after dark 0.6567076666666667 0.411669 0.780639