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 -7,209 21,112 28,321 -6,014 20,991 27,005 Advanced Materials 10 182 172 12 166 153 Aerospace 2,937 5,405 2,468 4,188 6,585 2,397 Biotechnology 5 668 663 -252 627 879 Electronics 946 3,757 2,811 733 3,319 2,586 Flexible Manufacturing -138 1,196 1,335 -221 1,060 1,282 Information and Communications -8,853 6,799 15,652 -8,081 6,253 14,333 Life Science -972 2,200 3,172 -1,272 2,229 3,500 Nuclear Technology -72 214 286 -99 140 239 Opto-Electronics -1,256 446 1,703 -1,091 476 1,567 Weapons 186 246 60 69 136 67 Total -7,209 21,112 28,321 -6,014 20,991 27,005 North America 262 4,825 4,563 345 4,457 4,111 Canada 1,251 2,342 1,092 1,338 2,243 904 Mexico -988 2,483 3,471 -993 2,214 3,207 European Union -430 4,961 5,390 -728 5,297 6,025 France -33 738 770 19 845 826 Germany 100 1,022 922 92 1,021 930 Ireland -877 368 1,246 -1,326 346 1,672 Italy 8 250 242 -4 248 252 United Kingdom 115 956 841 470 1,072 603 Other EU 257 1,626 1,369 22 1,763 1,742 Pacific Rim Countries -9,334 6,962 16,296 -8,253 6,809 15,062 Australia 237 290 52 273 348 75 China -7,991 1,374 9,365 -6,958 1,257 8,216 Indonesia -53 69 122 -3 115 117 Japan -720 1,152 1,873 -796 1,319 2,115 Malaysia -438 717 1,155 -418 649 1,067 Philippines 14 277 263 26 249 223 Newly Industrialized Countri -439 3,016 3,455 -708 2,527 3,235 Hong Kong 539 589 50 472 534 62 Korea -571 771 1,342 -697 580 1,277 Singapore 92 800 708 181 756 575 Taiwan -499 856 1,355 -665 657 1,321 Other Pacific Rim 55 66 11 331 346 15 South/Central America 1,491 2,021 530 1,404 1,947 543 Brazil 857 881 25 795 845 50 Other S/C America 635 1,140 505 609 1,101 493 Other Countries 801 2,343 1,542 1,218 2,482 1,264 India 114 222 108 113 221 108 Israel -66 194 261 -12 190 201 Thailand -348 267 615 -321 247 568 Other 1,101 1,660 558 1,438 1,825 387 _________________ March April Technology Group Balance Exports Imports Balance Exports Imports Total -6,765 25,356 32,121 -7,126 23,026 30,152 Advanced Materials 17 191 174 43 201 158 Aerospace 4,373 7,516 3,143 4,056 6,813 2,757 Biotechnology -94 832 926 -135 787 922 Electronics 865 3,790 2,925 616 3,467 2,851 Flexible Manufacturing 366 1,488 1,122 232 1,308 1,076 Information and Communications -9,761 7,838 17,598 -9,078 7,158 16,236 Life Science -1,218 2,708 3,926 -1,440 2,328 3,768 Nuclear Technology -113 62 175 -103 153 256 Opto-Electronics -1,361 697 2,058 -1,508 540 2,048 Weapons 160 234 74 190 270 80 Total -6,765 25,356 32,121 -7,126 23,026 30,152 North America 469 5,770 5,301 90 4,846 4,756 Canada 1,777 3,086 1,309 1,345 2,392 1,047 Mexico -1,308 2,683 3,992 -1,255 2,453 3,709 European Union -322 6,155 6,477 -574 5,587 6,160 France -64 903 968 33 1,085 1,052 Germany 215 1,224 1,009 144 1,039 895 Ireland -1,397 364 1,761 -1,796 80 1,876 Italy -13 268 282 -4 249 253 United Kingdom 518 1,319 800 420 1,138 718 Other EU 419 2,077 1,657 630 1,996 1,366 Pacific Rim Countries -9,750 8,264 18,014 -9,461 7,534 16,994 Australia 275 352 77 383 472 89 China -8,831 1,815 10,646 -7,857 1,436 9,292 Indonesia -57 67 125 11 107 96 Japan -913 1,241 2,155 -695 1,175 1,870 Malaysia -464 803 1,267 -579 672 1,251 Philippines -8 278 286 69 322 252 Newly Industrialized Countri 192 3,636 3,444 -855 3,272 4,127 Hong Kong 794 861 67 752 815 63 Korea -371 977 1,348 -797 802 1,598 Singapore 244 883 639 168 852 684 Taiwan -476 915 1,390 -978 804 1,782 Other Pacific Rim 58 72 15 63 79 16 South/Central America 1,634 2,304 670 1,547 2,219 672 Brazil 833 920 87 806 873 67 Other S/C America 801 1,385 584 741 1,346 605 Other Countries 1,204 2,864 1,660 1,270 2,840 1,569 India 82 226 145 106 212 105 Israel 51 292 242 27 217 191 Thailand -493 237 730 -463 228 692 Other 1,565 2,108 543 1,601 2,182 582 NOTES: * Due to non-disclosure requirements, certain 10-digit Schedule B commodity classifications are subject to suppression and require a change in aggregation. As a result, Advanced Technology Product exports are overstated. For additional information see www.census.gov/ft900. * Data not available on a BOP basis. For information on data sources, nonsampling errors and definitions, see the information section on page A-1 of the FT-900 release, or at www.census.gov/ft900 or www.bea.gov/newsreleases/international/trade/tradnewsrelease.htm. SOURCE: Report U.S. International Trade in Goods and Services: Annual Report for 2011 (CB-12-103, BEA-12-24), 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.