condition mean min max 2 h after light 0.0 0.0 0.0 6 h after light 0.0 0.0 0.0 10 h after light 0.0 0.0 0.0 14 h after light 0.09593833333333333 0.0 0.367881 18 h after light 0.039786999999999996 0.0 0.238722 2 h after dark 0.0559635 0.0 0.335781