condition mean min max 0 h after light 0.950693 0.870626 1.03076 4 h after light 0.8961705 0.663301 1.12904 8 h after light 0.3954835 0.281987 0.50898 4 h after dark 0.6235555 0.388666 0.858445 8 h after dark 0.940501 0.662582 1.21842 12 h after dark 0.7839590000000001 0.579899 0.988019