Index: ssts-basedata/src/main/java/com/forgon/disinfectsystem/entity/invoicemanager/Invoice.java
===================================================================
diff -u -r30613 -r30614
--- ssts-basedata/src/main/java/com/forgon/disinfectsystem/entity/invoicemanager/Invoice.java	(.../Invoice.java)	(revision 30613)
+++ ssts-basedata/src/main/java/com/forgon/disinfectsystem/entity/invoicemanager/Invoice.java	(.../Invoice.java)	(revision 30614)
@@ -623,7 +623,8 @@
 		int printedCount = 0;
 		for(InvoiceItem item : getInvoiceItem()){
 			if(item.printed()){
-				++printedCount;
+				int amount = item.getAmount() == null ? 0 : item.getAmount().intValue();
+				printedCount += amount;
 			}
 		}