condition mean min max 2 h after light 0.0 0.0 0.0 6 h after light 0.015820933333333332 0.0 0.0949256 10 h after light 0.027064500000000002 0.0 0.162387 14 h after light 0.016433733333333336 0.0 0.0986024 18 h after light 0.015287466666666666 0.0 0.0917248 2 h after dark 0.0 0.0 0.0