Table K.—Principal Source Data for Estimating Gross Output

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Industry/1/ Current dollars Quantity index
Extrapolator or interpolator of benchmark values/2/ Detailed price indexes used to calculate quantity index
Electric, gas, and sanitary services:
Electric utilitiesFor private utilities, revenues from DOE/EIA. For rural cooperatives, revenues from USDAPPI for electricity, starting in 1991. For prior years, IPD for kilowatt hours from trade source.
Gas utilitiesQuantity delivered times average price by class of service from DOE/EIA starting in 1987. For prior years, revenues of gas pipeline and utilities from trade sourceComposite price index for gas utilities by class of service from DOE/EIA, starting in 1987. For prior years, IPD for BTU's from trade source.
Sanitary servicesReceipts from IRS tabulations of business tax returnsCPI for water and sewerage maintenance.
Wholesale trade:
Merchant wholesalersRatio of gross margin to sales (margin rate) times sales: For 1977–82, margin rate from quinquennial census and sales from Census Bureau annual survey; for 1983 forward, both from annual surveySales price index by kind of business computed from PPI's.
Manufacturers' sales branches and sales officesFor equipment rental, interpolation of quinquennial census receipts; for 1993 forward, judgmental trend. For other receipts, manufacturing shipments from Census Bureau annual surveyFor equipment rental, BEA capital stock price index. For other receipts, shipments deflated by PPI's.
Agents and brokersMerchant wholesalers margin rate times sales: For 1977–82, margin rate from quinquennial census and sales from Census Bureau annual survey; for 1983 forward, both from annual surveyMerchant wholesalers' price index.
Retail trade:
Eating and drinking placesSales from quinquennial census and Census Bureau annual surveyCPI's.
OtherRatio of gross margin to sales (margin rate) times sales: For 1977–82, margin rate from quinquennial census and sales from Census Bureau annual survey; for 1983 forward, both from annual surveySales price index by kind-of-business computed from CPI's.
Finance, insurance, and real estate:
Depository institutionsNIPA imputed service charges for depository institutions, and noninterest income of commercial banks and savings institutionsNIPA price index for imputed interest paid by depository institutions and PCE price index for bank service charges.
Nondepository institutionsFees and other income without interest and trading gains of federally sponsored credit institutions, owned and managed receivables of domestic finance companies, and PCE for motor vehicle leasingWages and salaries per employee from BLS and PCE price index for motor vehicle leasing.
Security and commodity brokersSecurities commissions, revenue from sale of investment company securities, profits on underwriting/selling/gains on trading accounts and other revenues excluding interest, and revenues earned by exchanges; receipt items from SEC and interest from SEC and BEAFor securities commissions, IPD from number of public securities orders from SEC and trade sources; for mutual funds, IPD for securities commissions; for underwriting, IPD from new securities registrations from SEC and trade sources; for other revenue, composite of PCE price indexes for other brokerage services starting in 1987. For prior years, IPD for GDP.
Insurance carriersNet premiums for health, auto, accident, property, and workers' compensation insurance from trade sources; PCE for expense of handling life insuranceCPI for auto and property insurance and PCE price indexes for all other types of insurance.
Insurance agents, brokers, and serviceReceipts from IRS tabulations of business tax returnsInsurance carrier deflators weighted by commissions from trade source.
Real estate:
Nonfarm housing servicesPCE for owner- and tenant-occupied nonfarm dwellingsPCE price index.
Other real estateNIPA farm rental, NIPA rental value of buildings owned by nonprofits, NIPA royalties received, IRS corporate business receipts, and Census annual survey dataNIPA rental IPD's, rental rate index from trade source, CPI for household maintenance and repair, and PPI for property management starting in 1996.
Holding and other investment officesProxy gross output series computed as sum of GPO and intermediate inputs. Intermediate inputs extrapolated from I-O accounts by BEA wages and salariesComposite cost-based price index.
Services:
Hotels and other lodging placesFor tenant group room and board, PCE. For all other, receipts from Census Bureau quinquennial census and annual surveyFor hotels and motels starting in 1993, PPI. For prior years, room-rate index from trade source. For sporting and recreational camps, PCE price index; for rooming and boarding houses, composite of PCE price indexes.
Personal servicesFor shoe repair, PCE. For all other, receipts from Census Bureau quinquennial census and annual surveyPCE price index based on CPI's.
Business servicesReceipts from Census Bureau quinquennial census and annual surveyFor advertising, PPI's starting in 1995. For prior years, cost indexes from trade sources. For miscellaneous equipment rental and leasing, PPI's and BEA net capital stock price index for other equipment. For prepackaged software, BEA price index; for computer equipment rental, BEA capital stock price index; for custom programming, BEA custom software price index; for other computing services, wages and salaries per employee from BLS; for all other business services, PPI's, PCE price indexes, and wages and salaries per employee from BLS.
Automotive repair, services, and parkingReceipts from Census Bureau quinquennial census and annual surveyFor automotive rental and leasing without drivers, composite index of PCE price index and PPI's starting in 1992. For prior years, PCE price index for rental, leasing, and other services. For all other automotive repair and services, PCE price index based on CPI's.
Miscellaneous repair servicesReceipts from Census Bureau quinquennial census and annual surveyPCE price index based on CPI's.
Motion picturesReceipts from Census Bureau quinquennial census and annual surveyPCE price index based on CPI's.
Amusement and recreation servicesReceipts from Census Bureau quinquennial census and annual surveyPCE price index based on CPI's.
Health services:
HospitalsReceipts from trade sourcesPPI starting in 1993. For prior years, HCFA index of input prices and CPI for hospital room.
Other health servicesReceipts from Census Bureau quinquennial census and annual surveyCPI's and HCFA index of input prices. PPI for physicians services beginning in 1994.
Legal servicesReceipts from Census Bureau quinquennial census and annual surveyPPI for legal services, starting in 1997. For prior years, CPI for legal services.
Educational servicesPCE for private educationPCE price index.

1. Source data and estimating methods apply to both the 1972 SIC and 1987 SIC definition of the industries shown in the table. Industry titles are 1987 SIC titles.

2. Benchmark values are derived from the 1977, 1982, 1987, and 1992 input-output (I-O) accounts. Gross output estimates are prepared only for industries for which the double-deflation method is used for estimating real GPO.

BEA Bureau of Economic Analysis

BLS Bureau of Labor Statistics

CPI Consumer Price Index (BLS)

DOC U.S. Department of Commerce

DOD U.S. Department of Defense

DOE U.S. Department of Energy

DOT U.S. Department of Transportation

EIA Energy Information Administration

FCC Federal Communications Commission

HCFA Health Care Financing Administration

ICC Interstate Commerce Commission

IPD Implicit price deflator

IRS Internal Revenue Service

NIPA National Income and Product Accounts

NOAA National Oceanic and Atmospheric Administration

PCE Personal consumption expenditures (BEA)

PPI Producer Price Index (BLS)

SEC Securities and Exchange Commission

USDA U.S. Department of Agriculture

USGS U.S. Geological Survey (formerly Bureau of Mines)