diff --git a/sql/21_datafile.sql b/sql/21_datafile.sql
index b28ca2b..43d7242 100644
--- a/sql/21_datafile.sql
+++ b/sql/21_datafile.sql
@@ -5,11 +5,11 @@ COL file_id HEAD "File ID"
 COL file_name HEAD "Datafile"
 COL tablespace_name FORMAT A20 HEAD "Tablespace"
 
-COL file_size_mb FORMAT 99999999.00 HEAD "File Size MB"
-COL space_used_mb FORMAT 99999999.00 HEAD "Space Used MB"
-COL space_free_mb FORMAT 99999999.00 HEAD "Space Free MB"
-COL maxsize_mb FORMAT 99999999.00 HEAD "Max Size MB"
-COL percent_used FORMAT 999.0 HEAD "% Used"
+COL file_size_mb FORMAT 999999999.00 HEAD "File Size MB"
+COL space_used_mb FORMAT 999999999.00 HEAD "Space Used MB"
+COL space_free_mb FORMAT 999999999.00 HEAD "Space Free MB"
+COL maxsize_mb FORMAT 999999999.00 HEAD "Max Size MB"
+COL percent_used FORMAT 999.00 HEAD "% Used"
 
 COL autoextensible FORMAT A15 HEAD "Auto Extensible"
 COL status head "Status"