condition mean min max 2 h after light 0.0 0.0 0.0 6 h after light 0.0354345 0.0 0.212607 10 h after light 0.08115923333333333 0.0 0.301221 14 h after light 0.0 0.0 0.0 18 h after light 0.0 0.0 0.0 2 h after dark 0.0 0.0 0.0