condition mean min max 0 h after light 0.03794875 0.0 0.0758975 2 h after light 0.0 0.0 0.0 4 h after light 0.00320919 0.0 0.00641838 8 h after light 0.0 0.0 0.0 12 h after light 0.0 0.0 0.0 2 h after dark 0.0 0.0 0.0 4 h after dark 0.0 0.0 0.0 8 h after dark 0.104443 0.0 0.208886 12 h after dark 0.0 0.0 0.0