condition mean min max 4 h after light 0.0 0.0 0.0 8 h after light 0.23772033333333334 0.0 0.43785 12 h after light 0.0 0.0 0.0 4 h after dark 0.0 0.0 0.0 8 h after dark 0.0 0.0 0.0 12 h after dark 0.059387 0.0 0.178161