Bug 314203 Unnecessary round mode will cause number disappear
core/org.eclipse.birt.core/src/org/eclipse/birt/core/format/NumberFormatter.java
switch ( c )
		{
			case 'G' :
			case 'g' :
			case 'D' :
			case 'd' :
				numberFormat = NumberFormat.getInstance( locale.toLocale( ) );
				return;
			case 'C' :
			case 'c' :
				numberFormat = NumberFormat.getCurrencyInstance( locale.toLocale( ) );
				return;
			case 'F' :
			case 'f' :
				realPattern = "#0.00"; 
				numberFormat = new DecimalFormat( realPattern, 
						new DecimalFormatSymbols( locale.toLocale( ) ) );
				return;
			case 'N' :
			case 'n' :
				realPattern = "###,##0.00"; 
				numberFormat = new DecimalFormat( realPattern,
						new DecimalFormatSymbols( locale.toLocale( ) ) );
				return;
			case 'P' :
			case 'p' :
				realPattern = "###,##0.00 %"; 
				numberFormat = new DecimalFormat( realPattern,
						new DecimalFormatSymbols( locale.toLocale( ) ) );
				return;