Exhibit 3. U.S. Consumption Imports by Top Ten Three-digit NAICS Codes - 2011 In millions of dollars. (Z) Represents zero or less than one half of measurement shown. NAICS Product Description Total Related Nonrelated Nonreported Party Trade( Value Percent Of Value Percent Of C Value Percent Of Ca Value Percent Of Category Total Imports Total(2) 2,186,951 100.0 1,056,215 48.3 1,099,939 50.3 30,797 1.4 Imports (Descending order, by value of related-party imports) Top Ten Total 1,708,754 78.1 939,275 55.0 754,995 44.2 14,484 0.8 Computer & Electronic Products 342,594 15.7 208,047 60.7 134,543 39.3 4 (Z) Transportation Equipment 267,865 12.2 200,525 74.9 67,332 25.1 8 (Z) Chemicals 216,035 9.9 152,928 70.8 63,105 29.2 1 (Z) Oil & Gas 279,778 12.8 97,024 34.7 168,343 60.2 14,411 5.2 Petroleum & Coal Products 141,244 6.5 77,258 54.7 63,966 45.3 20 (Z) Machinery, Except Electrical 133,770 6.1 71,040 53.1 62,703 46.9 27 (Z) Miscellaneous Manufactured Commodities 104,174 4.8 37,252 35.8 66,914 64.2 8 (Z) Electrical Equipment, Appliances & Compone 75,761 3.5 36,952 48.8 38,808 51.2 0 (Z) Primary Metal Mfg 102,992 4.7 35,924 34.9 67,068 65.1 1 (Z) Goods Returned (exports For Canada Only) 44,542 2.0 22,325 50.1 22,213 49.9 3 (Z) (1) Related party indicators are not available for low value estimates and Canadian data exports of natural gas and electricity to the United States. (2) For definition, see Technical Documentation. NOTE: This exhibit is compiled from detailed merchandise trade data. For information on definitions, nonsampling errors and other data limitations refer to the technical documentation on page 9, of this release or at www.census.gov/foreign-trade/Press-Release/related_party/index.html.