                                                            
Exhibit 4.  EXPORTS AND IMPORTS BY SITC COMMODITY SECTIONS,
NOT SEASONALLY ADJUSTED: 2010 AND 2011

In millions of dollars. Details may not equal totals due to rounding.  (X) - Not applicable.


                                                                    March 2011                February 2011
SITC
Section Description                                             Exports      Imports      Exports      Imports

Total                                                            131,050.5    185,934.0    109,639.8    156,487.1

Food and live animals                                              8,794.5      6,983.0      7,208.3      6,255.0
Beverages and tobacco                                                500.3      1,637.4        425.6      1,195.0
Crude matterials, inedible except fuels                            8,696.6      3,015.0      8,745.3      2,497.3
Mineral fuels, lubricants and related materials                    9,803.4     38,682.2      8,403.7     29,597.4
Animal and vagetable oils, fats and waxes                            528.6        588.5        370.3        496.2
Chemicals and related products, n.e.s.                            17,657.8     17,473.4     14,487.7     15,662.5
Manufactured goods classified chiefly by material (1)             10,337.4     19,509.7      8,616.5     16,435.9
Machinery and transport equipment (1)                             42,067.6     68,313.3     34,356.3     56,814.0
Miscellaneous manufactured articles (1)                           10,698.9     22,779.4      8,644.4     22,267.0
Commodities and trasactions not classified elsewhere in SITC       6,225.8      6,952.1      5,329.9      5,593.2

Reexports                                                         15,739.7          (X)     13,088.6          (X)
Timing adjustment                                                      (X)          (X)        -36.8       -326.4
                                                             

_________________

                                                                Cumulative-to-date 2011
SITC
Section Description                                             Exports      Imports

Total                                                            350,844.9    509,166.3

Food and live animals                                             23,005.1     19,962.0
Beverages and tobacco                                              1,281.0      4,056.0
Crude matterials, inedible except fuels                           26,187.3      8,111.8
Mineral fuels, lubricants and related materials                   27,360.2    102,909.8
Animal and vagetable oils, fats and waxes                          1,428.9      1,502.1
Chemicals and related products, n.e.s.                            47,088.1     47,553.3
Manufactured goods classified chiefly by material (1)             27,451.5     53,606.6
Machinery and transport equipment (1)                            109,693.7    184,453.1
Miscellaneous manufactured articles (1)                           27,983.3     68,929.6
Commodities and trasactions not classified elsewhere in SITC      16,870.7     17,936.8

Reexports                                                         42,511.9          (X)
Timing adjustment                                                    -16.8        145.1
                                                             

_________________

                                                                    March 2010             Cumulative-to-date
                                                                                                 2010
SITC
Section Description                                             Exports      Imports      Exports      Imports


Total                                                            110,454.2    157,425.8    296,861.1    427,621.1

Food and live animals                                              6,799.0      6,244.6     18,436.2     17,088.3
Beverages and tobacco                                                500.2      1,421.1      1,274.5      3,566.6
Crude matterials, inedible except fuels                            6,221.5      2,484.7     18,935.9      6,527.9
Mineral fuels, lubricants and related materials                    6,567.4     30,704.6     16,747.5     84,192.3
Animal and vagetable oils, fats and waxes                            361.3        287.9      1,102.3        911.5
Chemicals and related products, n.e.s.                            15,719.2     15,366.2     43,390.8     40,984.6
Manufactured goods classified chiefly by material (1)              8,642.4     16,032.8     23,100.7     43,171.8
Machinery and transport equipment (1)                             37,330.2     57,819.7     98,849.4    153,450.7
Miscellaneous manufactured articles (1)                            9,811.6     21,283.7     25,658.2     61,700.7
Commodities and trasactions not classified elsewhere in SITC       5,380.4      5,882.7     14,096.2     16,314.8

Reexports                                                         13,075.7          (X)     35,231.0          (X)
Timing adjustment                                                     45.2       -102.1         38.4       -288.1
                                                   

(1) Due to non-disclosure requirements, certain 10-digit Schedule B commodity classifications are
subject to supression and require a change in  aggregation. For additional information see
www.census.gov/ft900.
                                                   
SOURCE: Report FT900 (CB-11-84, BEA-11-22), Bureau of the Census, Foreign
Trade Division, March 2011.  For more information, contact Matthew Przybocki
(301-763-3148) or Maria Iseman (301-763-2311), Foreign Trade Division.
