diff --git a/src/main/java/kcg/faics/report/web/ReportStatsController.java b/src/main/java/kcg/faics/report/web/ReportStatsController.java
index 3f77fdc..4513575 100644
--- a/src/main/java/kcg/faics/report/web/ReportStatsController.java
+++ b/src/main/java/kcg/faics/report/web/ReportStatsController.java
@@ -205,19 +205,26 @@ public class ReportStatsController {
 		if ("C".equals(searchVO.getStatsType())) {
 			header.put("placename", messageSource.getMessage("report.view.division", null, locale));
 			header.put("total", messageSource.getMessage("report.stats.total", null, locale));
-			for (String category : reportSearchVO.getCategory1()) {
-				header.put(category + "_1", messageSource.getMessage("report.category." + category + "_1", null, locale));
+			if(reportSearchVO.getCategory1()!=null){
+				for (String category : reportSearchVO.getCategory1()) {
+					header.put(category + "_1", messageSource.getMessage("report.category." + category + "_1", null, locale));
+				}
 			}
-			for (String category : reportSearchVO.getCategory2()) {
-				header.put(category + "_2", messageSource.getMessage("report.category." + category + "_2", null, locale));
+			if(reportSearchVO.getCategory2()!=null) {
+				for (String category : reportSearchVO.getCategory2()) {
+					header.put(category + "_2", messageSource.getMessage("report.category." + category + "_2", null, locale));
+				}
 			}
-			for (String category : reportSearchVO.getCategory3()) {
-				header.put(category + "_3", messageSource.getMessage("report.category." + category + "_3", null, locale));
+			if(reportSearchVO.getCategory3()!=null) {
+				for (String category : reportSearchVO.getCategory3()) {
+					header.put(category + "_3", messageSource.getMessage("report.category." + category + "_3", null, locale));
+				}
 			}
-			for (String category : reportSearchVO.getCategory4()) {
-				header.put(category + "_4", messageSource.getMessage("report.category." + category + "_4", null, locale));
+			if(reportSearchVO.getCategory4()!=null) {
+				for (String category : reportSearchVO.getCategory4()) {
+					header.put(category + "_4", messageSource.getMessage("report.category." + category + "_4", null, locale));
+				}
 			}
-			
 			try {
 				Date d = new Date();
 				SimpleDateFormat sdf = new SimpleDateFormat("yyyyMMdd");
@@ -289,4 +296,4 @@ public class ReportStatsController {
 		
 		return "excelView";
 	}
-}
+}
\ No newline at end of file