condition mean min max 2 h after light 0.11308628333333333 0.0 0.259903 6 h after light 0.30035483333333335 0.120236 0.724437 10 h after light 0.16251700000000002 0.0 0.370947 14 h after light 0.17518965 0.0690757 0.328695 18 h after light 0.024646233333333333 0.0 0.0896481 2 h after dark 0.2367194833333333 0.0927799 0.513658