Displacement of long-tenured workers by occupation, 1981-98


			  Percent

		White collar	Blue collar

1981-82		2.6		7.3
1983-84		2.1		5.7
1985-86		2.6		4.7
1987-88		2.1		3.3
1989-90		2.7		4.5
1991-92		3.7		5.3
1993-94		3.3		4.2
1995-96		2.9		3.5
1997-98		2.4		3.1