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 stub Total -3,342 18,310 21,652 -1,338 18,460 19,798 Advanced Materials -63 95 157 -47 106 153 Aerospace 3,081 5,345 2,264 4,183 6,268 2,085 Biotechnology 81 473 393 48 364 317 Electronics 1,953 4,155 2,201 1,795 3,922 2,127 Flexible Manufacturing 212 1,060 848 272 994 722 Information and Communications -6,947 5,187 12,134 -6,041 4,871 10,912 Life Science -1,152 1,349 2,501 -929 1,361 2,290 Nuclear Technology 74 166 91 -174 34 208 Opto-Electronics -674 323 997 -536 400 936 Weapons 93 157 65 91 140 49 Total -3,342 18,310 21,652 -1,338 18,460 19,798 North America -162 3,275 3,436 287 3,132 2,845 Canada 404 1,803 1,399 857 1,810 953 Mexico -565 1,472 2,037 -570 1,322 1,892 European Union 425 4,770 4,345 387 4,709 4,322 France 174 899 726 -185 656 841 Germany 56 807 751 -25 973 998 Ireland -709 335 1,044 -480 381 861 Italy 24 202 178 31 185 154 United Kingdom 334 984 650 257 956 700 Other EU 547 1,543 996 789 1,557 769 Pacific Rim Countries -5,332 7,280 12,612 -4,431 6,804 11,235 China -4,431 1,021 5,451 -3,491 1,038 4,528 Japan -519 1,315 1,833 -561 1,421 1,981 Australia 496 533 37 175 215 40 Indonesia -32 23 55 -39 21 60 Malaysia -1,300 602 1,903 -1,086 612 1,699 Philippines 139 439 301 96 382 286 Newly Industrialized Countri 76 3,098 3,022 300 2,931 2,631 Hong Kong 388 451 63 355 412 56 Korea 189 1,230 1,041 44 1,011 967 Singapore 16 794 778 200 907 707 Taiwan -518 623 1,141 -299 601 900 Other Pacific Rim 239 248 9 175 184 10 South/Central America 1,047 1,240 193 840 1,140 300 Brazil 414 498 84 229 397 168 Other S/C America 633 742 109 611 743 132 Other Countries 680 1,745 1,065 1,579 2,674 1,095 India 89 149 61 253 297 45 Israel -37 170 207 119 316 197 Thailand -275 226 501 -319 203 521 Other 902 1,199 297 1,526 1,858 332 _________________ March April Technology Group Balance Exports Imports Balance Exports Imports stub Total -2,521 22,827 25,348 -1,716 19,801 21,517 Advanced Materials -52 128 180 -62 108 170 Aerospace 4,713 7,163 2,450 3,851 5,975 2,124 Biotechnology -12 440 452 24 357 334 Electronics 2,137 4,651 2,515 2,237 4,552 2,315 Flexible Manufacturing 427 1,356 929 645 1,404 759 Information and Communications -7,638 6,367 14,005 -6,851 5,296 12,147 Life Science -1,496 1,808 3,305 -570 1,462 2,032 Nuclear Technology 59 253 193 -208 84 291 Opto-Electronics -789 462 1,251 -894 408 1,302 Weapons 131 199 68 113 156 43 Total -2,521 22,827 25,348 -1,716 19,801 21,517 North America 272 4,108 3,836 55 3,456 3,401 Canada 1,038 2,399 1,361 527 1,815 1,288 Mexico -766 1,708 2,475 -472 1,641 2,113 European Union 615 6,194 5,579 1,591 5,440 3,850 France 301 1,082 781 -53 644 697 Germany 221 1,317 1,097 213 1,102 889 Ireland -1,031 513 1,544 -137 440 577 Italy 21 213 192 178 333 155 United Kingdom 614 1,303 688 293 1,038 745 Other EU 490 1,767 1,277 1,097 1,883 786 Pacific Rim Countries -5,914 8,396 14,310 -5,446 7,300 12,746 China -4,893 1,337 6,230 -3,890 1,370 5,260 Japan -474 1,838 2,312 -761 1,300 2,060 Australia 219 269 50 286 321 35 Indonesia -82 19 100 -40 23 62 Malaysia -1,000 1,037 2,036 -1,411 729 2,141 Philippines 39 378 339 46 349 304 Newly Industrialized Countri 239 3,466 3,228 291 3,162 2,871 Hong Kong 461 530 69 457 530 72 Korea 232 1,357 1,125 239 1,137 898 Singapore -9 816 825 7 775 768 Taiwan -445 764 1,209 -412 721 1,133 Other Pacific Rim 37 52 14 33 45 13 South/Central America 1,257 1,587 329 1,052 1,340 288 Brazil 385 534 148 351 525 174 Other S/C America 872 1,053 181 701 816 114 Other Countries 1,248 2,543 1,294 1,033 2,265 1,233 India 245 290 45 220 279 59 Israel -15 196 212 -15 184 200 Thailand -345 282 627 -302 255 556 Other 1,364 1,774 411 1,130 1,547 417 NOTE: Data not available on a Balance of Payments basis. For information on data sources, nonsampling errors and definitions, see the information section on page 27 of the FT900 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 2007 (CB-08-89, BEA-08-26), Bureau of the Census, Foreign Trade Division. For more information, contact Nick Orsini (301-763-6959) or Maria Iseman (301-763-2311), Foreign Trade Division.