condition mean min max 2 h after light 0.0 0.0 0.0 6 h after light 0.012814850000000001 0.0 0.0768891 10 h after light 0.03913888333333333 0.0 0.158406 14 h after light 0.0 0.0 0.0 18 h after light 0.011221066666666666 0.0 0.0673264 2 h after dark 0.03620516666666666 0.0 0.109956