condition mean min max 0 h after light 0.0386279 0.0 0.0772558 2 h after light 0.0632125 0.0 0.126425 4 h after light 0.061963 0.0 0.123926 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 0.0 0.0 0.0 12 h after dark 0.0337382 0.0 0.0674764