diff --git a/.DS_Store b/.DS_Store
new file mode 100644
index 0000000..5008ddf
Binary files /dev/null and b/.DS_Store differ
diff --git a/sql/create_census_tables.sql b/sql/create_census_tables.sql
index 94342ee..9935cca 100644
--- a/sql/create_census_tables.sql
+++ b/sql/create_census_tables.sql
@@ -703,4 +703,5 @@ CREATE TABLE "census" (gid serial PRIMARY KEY,
 SELECT AddGeometryColumn('','census','the_geom','4269','POINT',2);
 CREATE INDEX idx_the_geom ON census USING GIST (the_geom); 
 CREATE INDEX idx_logrecno ON census ("LOGRECNO"); 
+CREATE INDEX idx_sumlev ON census ("SUMLEV"); 
 COMMIT;
\ No newline at end of file