Exhibit 4.  EXPORTS AND IMPORTS BY SITC COMMODITY SECTIONS,
NOT SEASONALLY ADJUSTED: 2005 AND 2006

Details may not equal totals due to rounding.  (-) Represents zero or
less than one-half unit of measurement shown.


                                                                    April 2006                March 2006
SITC
Section Description                                             Exports      Imports      Exports      Imports

Total                                                             83,108.0    147,179.7     91,906.3    154,061.4

Food and live animals                                              3,906.2      4,423.5      4,483.4      5,042.6
Beverages and tobacco                                                368.9      1,308.2        499.8      1,295.3
Crude matterials, inedible except fuels                            3,582.7      2,660.5      4,339.2      2,626.3
Mineral fuels, lubricants and related materials                    3,143.0     27,213.4      3,021.0     25,065.6
Animal and vagetable oils, fats and waxes                            159.8        246.0        174.1        272.0
Chemicals and related products, n.e.s.                            10,939.6     11,050.6     11,560.5     13,153.8
Manufactured goods classified chiefly by material                  7,167.5     17,856.4      7,920.9     18,183.2
Machinery and transport equipment                                 34,353.4     56,950.5     38,316.8     61,558.3
Miscellaneous manufactured articles                                7,710.3     20,280.5      8,901.1     21,246.2
Commodities and trasactions not classified elsewhere in SITC       3,030.8      5,190.0      2,975.4      5,443.7

Reexports                                                          8,745.9          (X)      9,695.0          (X)
Timing adjustment                                                      (X)          (X)         19.0        174.4

_________________

                                                                Cumulative-to-date 2006
SITC
Section Description                                             Exports      Imports

Total                                                            327,787.9    582,190.9

Food and live animals                                             16,033.8     18,683.3
Beverages and tobacco                                              1,648.4      4,643.6
Crude matterials, inedible except fuels                           15,452.2     10,174.5
Mineral fuels, lubricants and related materials                   10,814.9    104,940.5
Animal and vagetable oils, fats and waxes                            597.1        936.7
Chemicals and related products, n.e.s.                            42,390.5     46,607.1
Manufactured goods classified chiefly by material                 28,581.6     69,404.1
Machinery and transport equipment                                134,817.9    224,388.8
Miscellaneous manufactured articles                               31,225.6     81,730.9
Commodities and trasactions not classified elsewhere in SITC      11,420.3     20,772.3

Reexports                                                         34,983.5          (X)
Timing adjustment                                                   -178.0        -90.9

_________________

                                                                    April 2005             Cumulative-to-date
                                                                                                 2005
SITC
Section Description                                             Exports      Imports      Exports      Imports


Total                                                             76,424.2    135,456.4    291,147.4    516,040.1

Food and live animals                                              3,685.6      4,206.8     14,359.0     16,692.4
Beverages and tobacco                                                314.3      1,114.7      1,398.2      4,117.3
Crude matterials, inedible except fuels                            3,185.6      2,544.4     13,339.5      9,590.4
Mineral fuels, lubricants and related materials                    2,465.7     22,267.7      8,548.1     80,113.9
Animal and vagetable oils, fats and waxes                            146.1        201.3        577.1        720.7
Chemicals and related products, n.e.s.                            10,348.0     10,669.1     40,024.0     41,571.8
Manufactured goods classified chiefly by material                  6,473.8     16,128.4     24,693.7     61,817.4
Machinery and transport equipment                                 31,850.1     53,385.3    117,761.7    202,894.5
Miscellaneous manufactured articles                                7,264.7     19,852.2     28,037.9     79,767.4
Commodities and trasactions not classified elsewhere in SITC       2,530.5      5,086.6      9,585.5     18,754.5

Reexports                                                          8,160.0          (X)     32,822.7          (X)
Timing adjustment                                                      (X)          (X)          (X)          (X)

SOURCE: Report FT900 (CB-06-86, BEA-06-25), Bureau of the Census, Foreign
Trade Division, April 2006.  For more information, contact Nick Orsini
(301-763-6959) or Vanessa Ware (301-763-2311), Foreign Trade Division.