                                                                           

Exhibit 15a. Exports, Imports and Balance of Advanced Technology
Products by Technology Group and Selected Countries and Areas: 2011

In millions of dollars. Details may not equal totals due to rounding.

                                September                           October
Technology Group                Balance     Exports     Imports     Balance     Exports     Imports

Total                              -8,462      24,222      32,684     -10,452      25,690      36,142

Advanced Materials                    -24         180         204         -21         169         190

Aerospace                           4,750       7,690       2,940       4,821       8,242       3,421
Biotechnology                         -64         713         777        -263         783       1,046
Electronics                           725       3,724       2,999         802       3,638       2,836
Flexible Manufacturing                 12       1,060       1,048         -74       1,124       1,198
Information and Communications     -9,889       7,750      17,639     -11,845       8,192      20,038
Life Science                       -1,479       2,465       3,944      -1,338       2,542       3,881
Nuclear Technology                   -540          74         614        -310         205         515
Opto-Electronics                   -1,980         463       2,443      -2,441         496       2,937
Weapons                                28         104          76         217         299          82
Total                              -8,462      24,222      32,684     -10,452      25,690      36,142

North America                        -237       5,167       5,404          15       5,798       5,782

    Canada                          1,163       2,395       1,233       1,616       2,849       1,233
    Mexico                         -1,400       2,771       4,171      -1,601       2,949       4,549
European Union                       -462       5,615       6,076        -785       5,949       6,734
    France                              1         862         861        -245         929       1,173
    Germany                          -144       1,067       1,211        -146       1,112       1,258
    Ireland                        -1,294         256       1,550      -1,787         101       1,888
    Italy                             -34         214         248        -111         200         311
    United Kingdom                    292       1,136         844         339       1,166         826
    Other EU                          717       2,079       1,363       1,164       2,442       1,278
Pacific Rim Countries             -10,315       8,029      18,344     -12,774       8,149      20,923
    Australia                         300         423         123         404         494          91
    China                          -9,064       1,631      10,695     -11,435       1,457      12,892
    Indonesia                          44         159         116          58         197         139
    Japan                            -723       1,459       2,182        -776       1,683       2,459
    Malaysia                         -454         673       1,127        -611         599       1,209
    Philippines                        36         286         249          33         288         255
    Newly Industrialized Countri     -573       3,261       3,834        -515       3,348       3,863
        Hong Kong                     757         797          40         833         881          48
        Korea                        -634         906       1,539        -554         969       1,523
        Singapore                     227         936         709         263         901         638
        Taiwan                       -923         623       1,545      -1,057         597       1,654
    Other Pacific Rim                 118         136          18          68          83          15
South/Central America               1,629       2,478         849       1,875       2,675         799
    Brazil                          1,001       1,091          90         980       1,051          70
    Other S/C America                 627       1,387         759         895       1,624         729
Other Countries                       923       2,934       2,011       1,215       3,119       1,903
    India                             136         277         140         107         237         130
    Israel                             -6         241         247          18         220         202
    Thailand                         -501         229         730        -552         198         750
    Other                           1,294       2,187         894       1,643       2,464         821

_________________

                                November                            December
Technology Group                Balance     Exports     Imports     Balance     Exports     Imports

Total                             -10,871      24,746      35,617      -7,781      26,221      34,002

Advanced Materials                    -24         159         182         -26         150         176

Aerospace                           4,718       7,918       3,200       5,258       8,811       3,554
Biotechnology                        -639         840       1,479         -98         710         807
Electronics                           894       3,612       2,718         512       3,351       2,838
Flexible Manufacturing               -169         999       1,168        -223       1,200       1,423
Information and Communications    -11,973       7,871      19,845      -9,698       8,284      17,982
Life Science                       -1,122       2,544       3,666      -1,608       2,840       4,447
Nuclear Technology                   -271         196         467        -191         208         399
Opto-Electronics                   -2,468         339       2,807      -1,813         484       2,297
Weapons                               184         269          84         105         182          78
Total                             -10,871      24,746      35,617      -7,781      26,221      34,002

North America                         -42       5,525       5,567         155       5,532       5,377

    Canada                          1,631       2,651       1,020       1,480       2,847       1,366
    Mexico                         -1,673       2,874       4,547      -1,325       2,685       4,011
European Union                     -1,005       5,818       6,823        -690       6,156       6,846
    France                           -267         796       1,062        -200         762         961
    Germany                            63       1,231       1,168        -229       1,134       1,364
    Ireland                        -2,170         104       2,274      -1,715         386       2,102
    Italy                             -86         191         276         -51         251         302
    United Kingdom                    425       1,269         844         717       1,590         872
    Other EU                        1,030       2,228       1,198         788       2,033       1,245
Pacific Rim Countries             -12,359       8,317      20,676     -10,157       8,831      18,988
    Australia                         378         466          88         487         604         117
    China                         -11,456       1,679      13,135      -9,664       1,973      11,638
    Indonesia                         -15          93         108         173         261          88
    Japan                            -739       1,382       2,120        -910       1,329       2,239
    Malaysia                         -571         604       1,175        -586         622       1,208
    Philippines                         5         254         249          13         269         256
    Newly Industrialized Countri     -162       3,622       3,784         287       3,714       3,427
        Hong Kong                   1,062       1,112          50         886         934          48
        Korea                        -521       1,076       1,597        -304       1,087       1,391
        Singapore                     131         819         688         183         834         650
        Taiwan                       -834         615       1,448        -479         859       1,338
    Other Pacific Rim                 201         218          17          43          58          16
South/Central America               1,577       2,385         808       1,414       2,317         903
    Brazil                            881       1,008         127         665         885         221
    Other S/C America                 696       1,377         681         749       1,432         683
Other Countries                       957       2,700       1,743       1,497       3,384       1,887
    India                             198         307         109         101         295         194
    Israel                             -6         236         242          19         291         272
    Thailand                         -305         163         468        -324         166         490
    Other                           1,070       1,994         924       1,701       2,632         931

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.
