condition mean min max 0 h after light 0.0 0.0 0.0 2 h after light 0.0 0.0 0.0 4 h after light 0.0173724 0.0 0.0347448 8 h after light 0.0 0.0 0.0 12 h after light 0.0 0.0 0.0 2 h after dark 0.03447735 0.0 0.0689547 4 h after dark 0.0 0.0 0.0 8 h after dark 0.0376673 0.0 0.0753346 12 h after dark 0.0357476 0.0 0.0714952