condition mean min max 4 h after light 0.00925005 0.0 0.0185001 8 h after light 0.0 0.0 0.0 12 h after light 0.01562415 0.0147322 0.0165161 4 h after dark 0.0 0.0 0.0 8 h after dark 0.0 0.0 0.0 12 h after dark 0.0 0.0 0.0