Components of benefits costs as a share 
of compensation costs, 1986-98

	Legally						Retirement
	required			Paid 		and		Supplemental
Year	benefits	Insurance	leave		savings		pay
	
1986	8.4		5.5		7.0		3.8		2.3
1987	8.4		5.4		6.9		3.6		2.4
1988	8.8		5.6		7.0		3.3		2.4
1989	8.9		6.0		7.0		2.9		2.4
1990	9.0		6.1		6.9		3.0		2.5
1991	9.1		6.5		6.8		2.9		2.3
1992	9.1		6.9		6.8		2.9		2.4
1993	9.3		7.2		6.6		2.9		2.5
1994	9.4		7.2		6.5		3.0		2.6
1995	9.3		6.7		6.4		3.0		2.8
1996	9.1		6.5		6.4		3.1		2.8
1997	9.0		6.1		6.3		3.0		2.9
1998	8.8		5.9		6.3		3.0		3.0