condition mean min max 2 h after light 0.10450816666666667 0.0 0.627049 6 h after light 0.0 0.0 0.0 10 h after light 0.0 0.0 0.0 14 h after light 0.083327 0.0 0.499962 18 h after light 0.07024283333333334 0.0 0.421457 2 h after dark 0.0 0.0 0.0