Industry Statistics Sampler
NAICS 331311
Alumina refining

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Definition	Data from the Economic Census					Annual, quarterly, monthly data
	Employers	Nonemployers	Compare to '97	States	Products, Size, etc.

Employers: 2002
Table includes only establishments of firms with payroll. Nonemployers are shown below. Introductory text includes scope, methodology, non-sampling error, and confidentiality protection. For descriptions of column headings and rows (industries), click on the appropriate underlined element in the table.
NAICS code	Description	Estab- lish- ments	Value of shipments ($1,000)	Annual payroll ($1,000)	Paid employees

31-33	Manufacturing	350,828	3,916,136,712	576,170,541	14,699,536
331	Primary metal mfg	5,194	139,343,112	21,399,636	490,417
3313	Alumina & aluminum production & processing	590	28,262,020	3,117,315	70,698
33131	Alumina & aluminum production & processing	590	28,262,020	3,117,315	70,698
331311	Alumina refining	10	830,110	89,451	1,554

Nonemployers: 2002
Data based on 2002 Nonemployer Statistics. Table includes only firms subject to federal income tax. Nonemployers are businesses with no paid employees. Introductory text includes scope and methodology. For descriptions of column headings and rows (industries), click on the appropriate underlined element in the table.
NAICS code	NAICS Title	All firms		Nonemployers				Employers
		Establish- ments	Receipts ($1,000)	Establishments		Receipts		Establish- ments	Value of shipments ($1,000)
		Establish- ments	Receipts ($1,000)	Number	% of all	$1,000	% of all	Establish- ments	Value of shipments ($1,000)
N = Not available
31-33	Manufacturing	641,208	3,929,538,352	290,380	45.3	13,401,640	0.3	350,828	3,916,136,712
331	Primary metal mfg	9,143	139,589,347	3,949	43.2	246,235	0.2	5,194	139,343,112
3313	Alumina & aluminum production & processing	N	N	N	N	N	N	590	28,262,020
33131	Alumina & aluminum production & processing	N	N	N	N	N	N	590	28,262,020
331311	Alumina refining	N	N	N	N	N	N	10	830,110

Definition: NAICS 331311 Alumina refining

This U.S. industry comprises establishments primarily engaged in refining alumina (i.e., aluminum oxide) generally from bauxite.

Cross-References. Establishments primarily engaged in--

Manufacturing aluminum oxide abrasives and refractories--are classified in Subsector 327, Nonmetallic Mineral Product Manufacturing; and
Making aluminum from alumina--are classified in U.S. Industry 331312, Primary Aluminum Production.

Historical comparability

NAICS 331311, Alumina refining, is comparable between 2002 and 1997.

For comparisons with data before 1997, see the Bridge Between 1997 NAICS and 1987 SIC.

Comparative Statistics: 2002 and 1997

Data are in current dollars and have not been adjusted for inflation. Table includes only establishments of firms with payroll. Introductory text includes scope, methodology, non-sampling error, and confidentiality protection. "% change" rows show percent change between 1997 and 2002.
1997 NAICS code	1997 NAICS Description	Year	Establishments	Value of shipments ($1,000)	Annual payroll ($1,000)	Paid employees

331311	Alumina refining	2002	10	830,110	89,451	1,554
		1997	6	1,219,057	150,696	3,035
		% change	66.7	-31.9	-40.6	-48.8

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Geographic Distribution -- Alumina refining: 2002

Data for manufacturing industries are published for the U.S., states with 100+ employees, metropolitan areas with 250+ employees, and counties and cities with 500+ employees. Counts of establishments are also published for ZIP Codes.

Table includes only establishments of firms with payroll. Nonemployers are shown above. Introductory text includes scope, methodology, non-sampling error, and confidentiality protection. For descriptions of column headings and rows (industries), click on the appropriate underlined element in the table.

Other
Indus-
tries

Description

Estab-
lish-
ments

Value of shipments
($1,000)

Value of shipments
% of
U.S.

Value of shipments
per capita
($)

Annual
payroll
($1,000)

Paid
employees

United States

830,110

100.00

2.88

89,451

1,554

Louisiana

(500-999)

Texas

(500-999)

Arkansas

(250-499)

Products, Size, and Other Data from the Economic Census -- Alumina refining
Series number	Title	Contents	Geography
EC02-31SG-1	General Summary	Industry Statistics for Industry Groups & Industries	US
EC02-31SP-1	Product Summary	Products Statistics: 2002 & 1997	US
EC02-31SX-1	Industry-Product Analysis Summary	Industry Shipments by Product	US
EC02-31SX-1	Industry-Product Analysis Summary	Product Shipments by Contributing Industry	US
EC02-31A	Geographic Area Series	Industry Statistics for the States, Metropolitan & Micropolitan Statistical Areas, Counties, and Places	States
EC02-31I-331311	Industry Series (data may be inconsistent with final figures in Summary Series)	Historical Statistics for the Industry: 2002 & Earlier Years	US
		Detailed Statistics by Industry	US
		Industry Statistics by Employment Size	US
		Industry Statistics by Primary Product Class Specialization	US
		Detailed Miscellaneous Receipts by Industry	US

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Data from the Other Census Bureau Programs -- NAICS 331311
Title (with link to data)	Frequency	Contents	Geography
Annual Survey of Manufactures: Statistics for Industry Groups and Industries	Annual	Detailed national statistics for the industry (click AFF icon, select "ASM: GS: Stats for Ind Groups & Ind", then filter rows to this industry)	US
Annual Survey of Manufactures: Value of Product Shipments	Annual	National statistics for 7-digit product classes (click AFF icon, select "ASM: VPS: Val of Shps for Product Classes", then filter rows to desired products	US
CIR MQ325A, Inorganic Chemicals	Quarterly	Includes quantity of production and quantity and value of shipments for selected 10-digit product codes.	US
County Business Patterns	Annual	Employees; payroll; number of establishments by employment size of establishment	US, states, metro areas, counties
Statistics of U.S. Businesses	Annual	Number of firms, employees, payroll, (and revenue, for 2002 only) by employment-size of the enterprise	US, states, metro areas
U.S. International Trade Statistics	Monthly	Value of exports and imports by country [select 3-digit NAICS, then select 6-digit NAICS]	US