condition mean min max 3 h after light 1.6102853333333333 0.792556 2.02827 6 h after light 0.45223033333333335 0.178173 0.672173 9 h after light 0.0 0.0 0.0 12 h after light 0.0 0.0 0.0 3 h after dark 0.0 0.0 0.0 6 h after dark 0.0 0.0 0.0 9 h after dark 0.06924503333333333 0.0 0.125195 12 h after dark 1.5171933333333334 1.03164 1.82739