condition mean min max 3 h after light 2.361827 0.582032 5.94572 7 h after light 3.0713470833333334 0.671827 5.89604 11 h after light 3.776898833333333 0.362615 6.43565 2 h after dark 4.495812166666667 0.587706 9.19978 6 h after dark 3.4462519166666667 0.886218 5.61773 10 h after dark 2.9729875 0.350148 6.34828