Exhibit 15a. Exports, Imports and Balance of Advanced Technology Products by Technology Group and Selected Countries and Areas " In millions of dollars. Details may not equal totals due to rounding. January February Technology Group Balance Exports Imports Balance Exports Imports Total -3,064 21,314 24,377 -3,762 19,860 23,622 Advanced Materials 56 201 145 49 192 143 Aerospace 4,008 6,163 2,155 4,170 6,246 2,075 Biotechnology 1,071 1,577 505 631 1,080 449 Electronics 1,853 3,538 1,685 1,616 3,293 1,677 Flexible Manufacturing 638 1,075 437 525 1,005 481 Information and Communications -8,580 5,796 14,377 -8,322 5,263 13,586 Life Science -1,306 2,182 3,488 -1,259 2,109 3,367 Nuclear Technology 127 358 231 -176 133 309 Opto-Electronics -938 353 1,291 -1,057 404 1,461 Weapons 7 71 64 62 135 73 Total -3,064 21,314 24,377 -3,762 19,860 23,622 North America -330 3,927 4,257 -479 3,768 4,247 Canada 857 1,930 1,073 1,064 2,016 952 Mexico -1,187 1,998 3,184 -1,543 1,752 3,295 European Union 1,185 5,893 4,708 136 5,039 4,903 France 61 809 748 25 760 735 Germany 1,017 1,659 642 384 1,134 750 Ireland -916 376 1,292 -1,074 298 1,372 Italy -6 203 209 -56 192 248 United Kingdom 367 928 561 220 1,061 841 Other EU 663 1,919 1,256 637 1,594 957 Pacific Rim Countries -6,095 7,429 13,524 -6,048 6,767 12,815 Australia 184 245 62 226 281 55 China -6,049 1,629 7,678 -5,571 1,508 7,078 Indonesia 20 87 67 136 216 81 Japan 12 1,429 1,417 -604 1,089 1,692 Malaysia -675 585 1,260 -584 568 1,152 Philippines 156 379 223 26 231 205 Newly Industrialized Countri 221 3,026 2,805 289 2,826 2,537 Hong Kong 673 722 49 577 613 36 Korea -427 717 1,144 -393 768 1,161 Singapore 206 783 577 215 715 500 Taiwan -232 804 1,035 -111 730 841 Other Pacific Rim 37 49 13 34 48 14 South/Central America 1,493 1,949 456 1,550 1,934 383 Brazil 721 757 36 847 866 19 Other S/C America 772 1,192 420 703 1,067 364 Other Countries 683 2,115 1,432 1,079 2,353 1,274 India 53 179 126 41 160 119 Israel -72 150 223 5 221 215 Thailand -356 224 580 -368 201 569 Other 1,059 1,562 503 1,400 1,771 371 _________________ March April Technology Group Balance Exports Imports Balance Exports Imports Total -4,698 23,950 28,648 -5,798 21,185 26,983 Advanced Materials 26 181 156 -10 153 163 Aerospace 3,996 6,893 2,897 3,747 6,427 2,680 Biotechnology 737 1,308 571 423 805 381 Electronics 1,934 3,965 2,030 1,770 3,829 2,058 Flexible Manufacturing 728 1,387 659 482 1,158 676 Information and Communications -9,377 6,586 15,963 -9,784 5,894 15,678 Life Science -1,516 2,577 4,093 -830 2,127 2,956 Nuclear Technology -33 176 208 -259 122 381 Opto-Electronics -1,447 552 2,000 -1,427 482 1,909 Weapons 254 325 71 89 189 100 Total -4,698 23,950 28,648 -5,798 21,185 26,983 North America -451 4,696 5,147 -690 4,102 4,792 Canada 1,390 2,517 1,126 1,106 2,112 1,006 Mexico -1,841 2,180 4,021 -1,796 1,990 3,786 European Union -240 6,028 6,268 248 5,190 4,941 France -331 934 1,265 -215 881 1,095 Germany 545 1,506 961 423 1,180 757 Ireland -1,403 371 1,774 -650 350 1,000 Italy -38 235 273 -19 226 246 United Kingdom 474 1,145 671 31 846 815 Other EU 514 1,837 1,324 678 1,707 1,029 Pacific Rim Countries -6,612 8,409 15,021 -7,997 7,334 15,331 Australia 272 334 63 289 366 76 China -6,382 1,674 8,056 -6,950 1,599 8,548 Indonesia 47 169 122 28 131 102 Japan -639 1,413 2,052 -950 956 1,906 Malaysia -677 681 1,358 -593 697 1,291 Philippines 19 263 244 26 262 236 Newly Industrialized Countri 691 3,800 3,109 104 3,255 3,151 Hong Kong 650 697 48 694 741 47 Korea -136 1,148 1,284 -469 823 1,292 Singapore 415 1,051 636 205 878 674 Taiwan -238 903 1,141 -325 813 1,138 Other Pacific Rim 57 75 17 48 68 21 South/Central America 1,633 2,285 653 1,457 1,952 495 Brazil 1,055 1,081 27 744 791 48 Other S/C America 578 1,204 626 713 1,161 448 Other Countries 971 2,531 1,560 1,184 2,608 1,423 India 124 268 144 169 297 128 Israel -48 195 243 -5 179 184 Thailand -448 221 669 -416 233 649 Other 1,343 1,847 504 1,436 1,898 462 SOURCE: Report U.S. International Trade in Goods and Services: Annual Report for 2010 (CB-11-97, BEA-11-27), Bureau of the Census, Foreign Trade Division. For more information, contact Matthew Przybocki (301-763-3148) or Maria Iseman (301-763-2311), Foreign Trade Division.