condition mean min max 4 h after light 0.073788 0.0 0.147576 8 h after light 0.0 0.0 0.0 12 h after light 0.0 0.0 0.0 4 h after dark 0.16154733333333335 0.0 0.484642 8 h after dark 0.056974 0.0 0.170922 12 h after dark 0.42177030000000004 0.0 1.18565