Number of extended mass layoff events in private nonfarm 
economy in fourth quarter of each year, 1996-2005


1996 IV	 	1,520 	
1997 IV	 	1,376 	
1998 IV	 	1,383 	
1999 IV	 	1,202 	
2000 IV	 	1,638 	
2001 IV	 	2,372 	
2002 IV	 	1,916 	
2003 IV	 	1,690 	
2004 IV	 	1,427 	
2005 IV (p)	1,299 	
		
p = preliminary