condition mean min max 4 h after light 0.0 0.0 0.0 8 h after light 0.0 0.0 0.0 12 h after light 0.0 0.0 0.0 4 h after dark 0.02854843333333333 0.0 0.0856453 8 h after dark 0.033870000000000004 0.0 0.10161 12 h after dark 0.17596733333333334 0.0 0.527902