condition mean min max 0 h after light 0.03669675 0.0 0.0733935 2 h after light 1.62388 1.48319 1.76457 4 h after light 0.03728665 0.0 0.0745733 8 h after light 0.0377542 0.0 0.0755084 12 h after light 0.0 0.0 0.0 2 h after dark 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 0.0783435 0.0 0.156687