Exhibit 4a 2010 Exports by Company Type and Employment Size to Number of Partner Countries Note: This exhibit is compiled using data from export trade information and the Business Register. For information on nonsampling errors and other data limitations, see the Technical Documentation. Value in millions of dollars. Details may not equal totals due to rounding. (-) Represents zero or less than one-half unit of measurement shown. Number of Countries to Which Company Exports 1 Country 2-4 Countries 5-9 Countries 10-24 Countries 25-49 Countries 50+ Countries % of Row % of Row % of Row % of Row % of Row % of Row Number of Number of Number of Number of Number of Number of Number of Company Type and Known Identifie% of Row Identified % of Row Identified % of Row Identified % of Row Identified % of Row Identified % of Row Identified Employment Size Value (1)Exporters Value Exporters Value Exporters Value Exporters Value Exporters Value Exporters Value Exporters All identified companies 1,137,635 293,131 4.9 58.4 6.3 24.9 6.9 8.9 15.3 5.9 18.7 1.5 47.8 0.4 no. employees unknown(2) 106,751 112,166 21.8 74.1 17.3 18.5 14.4 4.6 18.5 2.2 22.0 0.4 6.1 0.1 1 to 19 employees 82,662 112,479 22.2 56.1 27.4 29.2 21.9 9.6 20.6 4.6 6.6 0.4 1.3 (-) 20 to 49 employees 44,974 30,963 10.7 41.5 17.4 30.9 16.4 14.4 31.1 11.1 22.8 2.0 1.6 0.1 50 to 99 employees 43,650 15,165 4.9 36.6 11.2 29.1 15.4 15.9 38.4 14.1 24.7 3.9 5.4 0.4 100 to 249 employees 59,217 11,568 4.6 32.3 9.6 26.8 14.8 15.5 44.7 17.9 20.4 6.4 5.9 1.1 250 to 499 employees 46,159 4,320 2.4 29.1 8.7 23.2 9.7 14.5 36.9 19.2 27.0 11.5 15.4 2.5 500 or more employees 754,222 6,470 0.4 25.9 1.1 19.6 2.4 11.5 8.4 16.2 18.4 15.3 69.3 11.5 Manufacturers 682,911 72,171 1.5 42.4 2.9 29.1 4.2 13.3 11.8 10.7 18.3 3.4 61.2 1.1 no. employees unknown(2) 32,580 16,210 11.6 58.5 10.9 25.1 17.0 9.2 25.4 5.9 24.5 1.1 10.6 0.2 1 to 19 employees 7,358 24,464 22.4 50.4 31.2 31.6 20.4 11.7 19.5 5.8 (D) 0.5 (D) (-) 20 to 49 employees 11,413 13,626 12.1 36.6 20.8 32.5 22.3 15.7 32.6 12.7 (D) 2.4 (D) 0.1 50 to 99 employees 18,621 7,517 4.9 28.1 12.3 31.9 13.9 17.8 53.6 16.8 (D) 4.8 (D) 0.5 100 to 249 employees 28,063 5,890 4.7 20.9 10.9 27.3 14.6 19.6 40.1 22.2 23.4 8.5 6.4 1.5 250 to 499 employees 28,846 2,088 1.9 15.5 6.0 22.0 10.5 17.3 38.8 24.6 31.0 17.0 11.8 3.6 500 or more employees 556,030 2,376 0.1 5.8 0.8 13.1 1.7 11.7 6.3 21.5 17.6 25.4 73.5 22.5 Wholesalers 268,334 97,873 7.6 52.0 11.6 29.5 11.4 10.5 20.2 6.4 20.0 1.4 29.3 0.3 no. employees unknown(2) 39,609 32,530 22.2 68.1 19.0 23.4 13.4 5.6 10.6 2.5 28.5 0.5 6.3 (-) 1 to 19 employees 53,689 48,333 16.6 49.0 27.8 33.2 24.8 11.5 22.6 5.6 7.4 0.6 0.8 (-) 20 to 49 employees 21,473 9,403 7.8 33.4 16.2 33.6 16.7 17.0 36.5 13.1 20.0 2.6 2.9 0.2 50 to 99 employees 18,242 3,713 2.3 29.0 9.3 29.5 16.4 19.2 23.9 16.7 43.0 5.0 5.2 0.6 100 to 249 employees 23,454 2,379 1.0 26.6 6.9 28.2 15.9 15.8 53.0 20.8 17.7 7.1 5.5 1.3 250 to 499 employees 9,963 805 1.4 19.9 10.1 25.8 4.6 16.0 30.5 22.9 28.7 12.9 24.8 2.5 500 or more employees 101,903 710 0.1 9.6 0.8 12.8 1.1 11.0 10.0 24.8 19.0 26.1 69.1 15.8 Other companies (3) 180,270 114,318 13.0 72.3 11.3 19.3 10.4 5.1 21.0 2.7 18.3 0.5 25.9 0.1 no. employees unknown(2) (D) 54,950 (D) 81.1 (D) 14.6 (D) 3.0 (D) 1.2 (D) 0.2 (D) (-) 1 to 19 employees (D) 39,537 (D) 68.3 25.1 23.0 (D) 6.0 (D) 2.5 (D) 0.2 (D) (-) 20 to 49 employees 12,027 7,907 14.4 59.5 (D) 25.1 (D) 8.8 (D) 5.7 (D) 0.8 (D) 0.1 50 to 99 employees (D) 3,911 (D) 60.0 (D) 23.6 (D) 8.9 (D) 6.2 (D) 1.1 (D) 0.2 100 to 249 employees 7,607 3,253 15.7 56.6 13.3 25.1 12.0 8.0 35.6 7.8 18.3 2.1 5.1 0.3 250 to 499 employees 7,180 1,405 (D) 54.0 (D) 23.6 (D) 9.5 (D) 9.4 (D) 2.6 (D) 0.9 500 or more employees 96,121 3,355 (D) 43.4 3.3 25.4 (D) 11.5 (D) 10.8 22.2 6.0 45.1 3.0 Unclassified companies 6,119 8,769 25.2 81.7 13.1 13.5 18.5 3.1 25.9 1.4 13.8 0.2 3.6 (-) (1) Known value is defined as the portion of U.S. total exports that could be matched to specific companies. (2) Includes missing employment data, nonemployers, and companies that reported annual payroll but did not report any employees on their payroll during specified period(s) in 2010. (3) Includes manufacturing companies of prepackaged software and books, freight forwarders and other transportation service firms, business services, engineering and management services, gas and oil extraction companies, coal mining companies, communication services, etc.