make sure areas above 160000000 get ran 2 or 1

layers/place/area_rank.sql

@@ -4,8 +4,8 @@ SELECT CASE
            WHEN area < 10000000 THEN 6
            WHEN area BETWEEN 1000000 AND 15000000 THEN 5
            WHEN area BETWEEN 15000000 AND 40000000 THEN 4
-           WHEN area > 40000000 THEN 3
-           WHEN area > 160000000 THEN 2
+           WHEN area BETWEEN 40000000 AND 160000000 THEN 3
+           WHEN area BETWEEN 160000000 AND 640000000 THEN 2
            WHEN area > 640000000 THEN 1
            ELSE 7
            END;