Number of extended mass layoff events by quarter, 2000 II - 2003 II Layoff events 2000 II 1,271 III 1,014 IV 2,005 2001 I 1,765 II 2,072 III 1,815 IV 2,697 2002 I 1,750 II 1,905 III 1,383 IV 2,257 2003 I 1,700 II 1,894