condition mean min max 2 h after light 0.0 0.0 0.0 6 h after light 0.4399065 0.0 1.74387 10 h after light 0.331245 0.0 1.09728 14 h after light 0.0 0.0 0.0 18 h after light 0.18285333333333334 0.0 1.09712 2 h after dark 0.6015666666666667 0.0 1.28072