condition mean min max 3 h after light 0.025435833333333335 0.0 0.0763075 6 h after light 0.0 0.0 0.0 9 h after light 0.030085833333333336 0.0 0.0473085 12 h after light 0.0 0.0 0.0 3 h after dark 0.0389776 0.0 0.0643641 6 h after dark 0.07134683333333333 0.0 0.147753 9 h after dark 0.018542966666666667 0.0 0.0556289 12 h after dark 0.0 0.0 0.0