Table 3. Sources of Receipts in Physician Offices:¹ Calendar Years 1992-94.

Source of Receipts	1992	1993	1994	1992	1993	1994
	Amount in Billions			Percent Distribution
Total	$141.4	$144.5	$150.4	100.0	100.0	100.0
Patient Care and Other Professional Services	137.7	140.9	147.2	97.4	97.5	97.9
Patient Care Services	130.5	133.6	139.9	92.3	92.4	93.0
Laboratory Services	7.2	7.8	7.9	5.1	5.4	5.2
X-Ray Services	14.1	13.7	14.0	10.0	9.5	9.3
Hospital Inpatient Services	31.8	30.4	31.1	22.5	21.0	20.7
Hospital Outpatient Services	16.7	17.9	19.1	11.8	12.4	12.7
Services Delivered in Physician Offices	59.6	62.6	67.0	42.2	43.3	44.6
Other Services Delivered at Other Sites	1.0	1.0	0.9	0.7	0.7	0.6
Other Medical Professional Services	7.2	7.4	7.2	5.1	5.1	4.8
Merchandise Sales	1.7	1.6	1.6	1.2	1.1	1.1
Prescription Drugs	0.3	0.3	0.4	0.2	0.2	0.3
Other	1.4	1.2	1.2	1.0	0.8	0.8
All Other Sources	2.0	2.1	1.6	1.4	1.4	1.1

¹Information for taxable employer firms only.

SOURCE: U.S. Department of Commerce, Bureau of the Census: Data from the Services Annual Survey, 1994.