Three months ended December 31,		Twelve months ended December 31,
	1998	1997	1998	1997
Net revenues	$480,722	$396,304	$1,874,487	$1,442,677
Operating charges:
Operating expenses	184,520	160,377	752,651	574,837
Salaries and wages	178,747	146,033	671,140	514,407
Provision for doubtful accounts	38,154	28,597	139,526	108,790
Depreciation and amortization	27,574	21,788	105,442	80,686
Lease and rental expense	11,707	9,932	46,516	38,401
Interest expense, net	6,588	4,476	27,117	19,382
	447,290	371,203	1,742,392	1,336,503
Income before minority interests and income taxes	33,432	25,101	132,095	106,174
Minority interests in earnings of consolidated entities	2,396	1,505	9,083	251
Income before income taxes	31,036	23,596	123,012	105,923
Provision for income taxes	10,982	8,576	43,454	38,647
Net income	$20,054	$15,020	$79,558	$67,276
Earnings per share - basic	$0.62	$0.46	$2.45	$2.08
Earnings per share - diluted	$0.61	$0.45	$2.39	$2.03
Weighted average number of common shares - basic	32,259	32,402	32,511	32,321
Weighted average number of common share equivalents	770	790	782	777
Weighted average number of common shares and equivalents - diluted	33,029	33,192	33,293	33,098