condition mean min max 2 h after light 0.0 0.0 0.0 6 h after light 0.03961866666666667 0.0 0.237712 10 h after light 0.0 0.0 0.0 14 h after light 0.012827199999999999 0.0 0.0769632 18 h after light 0.033649366666666666 0.0 0.0822859 2 h after dark 0.019290166666666667 0.0 0.115741