. The table below describes how the eight-physician practices differ from smaller practices.

	Sole Practitioner	% of Total	3-Physician Practice	% of Total	8-Physician Practice	% of Total	Average
Salaries	$340,000	69.4%	$1,160,000	72.7%	$3,500,000	75.3%	74.2%
Supplies	45,000	9.2%	150,000	9.4%	420,000	9.0%	9.1%
Rent	75,000	15.3%	210,000	13.2%	490,000	10.5%	11.5%
Other	30,000	6.1%	75,000	4.7%	240,000	5.2%	5.1%
Total Expense	$490,000	100.0%	$1,595,000	100.0%	$4,650,000	100.0%	100.0%