condition mean min max 2 h after light 0.9603816666666667 0.34802 1.71683 6 h after light 1.1696085 0.260088 2.93852 10 h after light 1.3815555 0.228493 3.71747 14 h after light 1.8068256666666667 0.336832 6.24341 18 h after light 1.052332 0.185265 3.48476 2 h after dark 1.5167908333333333 0.372708 5.33379