--- old/src/share/classes/sun/text/resources/pl/FormatData_pl.java	2012-12-03 11:42:55.000000000 +0900
+++ new/src/share/classes/sun/text/resources/pl/FormatData_pl.java	2012-12-03 11:42:55.000000000 +0900
@@ -121,6 +121,17 @@
                     "So" // abb Saturday
                 }
             },
+            { "DayNarrows",
+                new String[] {
+                    "N",
+                    "P",
+                    "W",
+                    "\u015a",
+                    "C",
+                    "P",
+                    "S",
+                }
+            },
             { "Eras",
                 new String[] { // era strings
                     "p.n.e.",