Three months ended June 30		Six months ended June 30
	1998	1997	1998	1997
Net revenues	$474,558	$343,826	$937,675	$683,996
Operating charges:
Operating expenses	195,125	136,412	376,076	266,468
Salaries and wages	165,721	119,138	326,846	238,885
Provision for doubtful accounts	32,990	27,450	70,256	51,113
Depreciation and amortization	26,272	19,815	50,708	38,843
Lease and rental expense	12,172	9,307	23,577	18,428
Interest expense	7,083	5,384	13,390	10,340
	439,363	317,506	860,853	624,077
Income before minority interests and income taxes	35,195	26,320	76,822	59,919
Minority interests in earnings of consolidated entities	3,526	(147)	5,274	(529)
Income before income taxes	31,669	26,467	71,548	60,448
Provision for income taxes	11,208	9,560	25,437	22,011
Net income	$20,461	$16,907	$46,111	$38,437
Earnings per share - basic	$0.63	$0.52	$1.42	$1.19
Earnings per share - diluted	$0.61	$0.51	$1.38	$1.16
Average number of shares outstanding - basic	32,626	32,318	32,571	32,268
Stock equivalents	874	785	834	767
Average number of shares outstanding - diluted	33,500	33,103	33,405	33,035