condition mean min max 2 h after light 0.0 0.0 0.0 6 h after light 0.06506166666666667 0.0 0.39037 10 h after light 0.0 0.0 0.0 14 h after light 0.0 0.0 0.0 18 h after light 0.06547483333333333 0.0 0.217306 2 h after dark 0.0 0.0 0.0