Para quem os EUA devem - http://www.treasury.gov/resource-center/data-chart-center/tic/Documents/mfh.txt

Series  Series
                       May     Apr     Mar     Feb     Jan     Dec     Nov     Oct     Sep     Aug     Jul     Jun     Jun     May
Country               2011    2011    2011    2011    2011    2010    2010    2010    2010    2010    2010    2010    2010    2010
                     ------  ------  ------  ------  ------  ------  ------  ------  ------  ------  ------  ------  ------  ------

China, Mainland      1159.8  1152.5  1144.9  1154.1  1154.7  1160.1  1164.1  1175.3  1151.9  1136.8  1115.1  1112.1   843.7   867.7
Japan                 912.4   906.9   907.9   890.3   885.9   882.3   875.9   873.6   860.8   832.5   817.3   799.9   801.2   784.8
United Kingdom 2/     346.5   333.0   325.2   295.5   277.9   271.6   242.5   209.0   190.5   181.0   107.2    94.5   363.6   350.7
Oil Exporters 3/      229.8   221.5   222.3   218.8   215.5   211.9   204.3   207.8   215.4   211.7   209.3   210.2   216.3   228.6
Brazil                211.4   206.9   193.5   194.3   197.6   186.1   189.8   183.0   181.0   170.5   167.7   163.8   158.5   161.5
Taiwan                153.4   154.5   156.1   155.9   157.2   155.1   154.4   154.5   153.3   153.4   153.8   151.9   128.6   126.2
Carib Bnkng Ctrs 4/   148.3   138.1   154.8   169.4   166.5   168.1   158.8   146.3   157.7   172.6   164.1   178.9   165.9   166.3
Hong Kong             121.9   122.4   122.1   124.6   128.1   134.2   134.9   135.2   131.9   133.9   131.2   137.0   141.0   145.7
Russia                115.2   125.4   127.8   130.5   139.3   151.0   167.3   176.3   173.3   173.7   175.7   168.2   123.4   126.8
Switzerland           108.2   106.3   109.9   109.8   107.6   107.0   107.0   107.7   110.0   113.0   111.8   106.5   100.1    84.4
Canada                 90.7    87.7    93.3    92.9    86.5    76.7    76.7    66.1    56.5    44.9    43.0    35.9    93.7    84.8
Luxembourg             68.0    78.4    81.1    81.0    83.0    86.4    81.9    78.5    86.1    79.0    98.9    97.6    96.6    75.6
Germany                61.2    61.3    59.8    58.3    61.1    60.5    58.6    58.2    57.9    56.8    55.3    52.2    54.0    55.8
Thailand               59.8    60.7    57.1    57.6    56.5    52.0    52.2    52.7    50.4    47.3    40.8    35.7    49.3    46.3
Singapore              57.4    60.3    55.7    66.7    57.8    72.9    62.2    66.4    56.7    55.4    55.3    53.3    50.5    40.6
India                  41.0    42.1    39.8    40.3    40.6    40.5    39.7    40.1    40.0    37.9    38.4    35.4    36.4    29.3
Turkey                 39.3    37.9    36.2    34.3    32.9    28.9    29.1    27.8    27.8    29.7    26.7    25.7    25.5    27.6
Ireland                33.5    40.2    44.0    42.0    44.4    45.8    50.0    48.9    51.5    49.5    51.1    55.7    48.3    48.0
Korea, South           32.5    30.8    32.5    31.2    31.9    36.2    39.8    39.4    38.7    39.9    37.6    37.0    38.7    37.8
Belgium                31.4    31.6    32.2    32.0    32.1    33.2    33.4    33.4    33.8    51.9    34.3    34.8    17.2    17.6
Poland                 27.9    27.4    28.4    27.3    26.3    25.5    27.2    28.8    28.4    26.6    24.8    25.7    23.2    23.4
Mexico                 27.7    26.7    28.1    34.6    34.4    33.5    32.6    34.8    36.8    36.1    33.5    33.1    33.2    34.2
Italy                  25.4    24.8    24.2    24.3    24.6    23.7    23.6    23.7    24.1    23.6    23.2    22.7    20.1    20.8
Netherlands            23.7    23.6    25.1    24.9    25.4    22.7    22.1    22.0    23.1    25.1    24.2    24.7    17.3    17.6
France                 23.6    20.3    17.7    30.2    30.2    15.0    20.1    23.5    23.3    26.1    19.8    24.2    36.0    37.9
Philippines            23.6    23.9    23.4    22.7    22.8    20.1    19.2    18.5    18.5    19.3    20.3    20.0    14.3    14.4
Norway                 21.1    21.1    21.4    20.8    19.4    19.6    19.0    18.0    18.1    17.5    16.3    15.4    16.1    15.2
Sweden                 20.9    21.4    21.3    17.7    17.0    16.8    15.2    16.1    15.4    16.8    17.7    17.6    16.5    13.4
Colombia               19.9    19.8    20.2    20.1    19.8    20.2    20.3    16.7    16.3    16.5    16.4    16.4    17.0    15.7
Israel                 19.1    19.3    18.9    19.8    19.9    20.6    20.5    17.9    17.6    16.3    17.9    18.3    18.4    20.1
Chile                  18.9    18.6    16.7    16.0    15.0    13.9    13.4    13.4    13.0    13.0    13.1    12.0    12.2    12.0
Egypt                  12.9    13.6    15.3    14.9    20.7    26.0    29.8    30.5    30.6    29.2    25.9    25.0    29.4    28.0
Malaysia               12.7    12.2    11.2    11.3    11.3    11.5    11.7    11.6    11.5    11.7    11.7    11.1    11.1    10.5
Australia              12.3    13.1    10.3    12.6    14.7    14.9    14.9    15.7    18.0    15.5    19.2    18.4    14.5    14.1
All Other             202.5   204.8   200.8   197.5   194.4   193.0   200.5   201.5   204.2   206.7   206.8   199.1   171.1   174.6
Grand Total          4514.0  4489.1  4479.2  4474.3  4453.0  4437.9  4412.5  4372.9  4324.1  4271.8  4125.3  4069.9  4002.8  3958.1

Of which:
 For. Official       3239.6  3216.7  3182.0  3192.1  3183.1  3188.4  3211.6  3227.2  3192.1  3144.1  3099.2  3071.4  2690.3  2690.8
  Treasury Bills      422.8   421.5   414.9   432.4   438.9   462.3   499.2   531.3   495.4   486.9   473.5   454.4   454.4   466.9
  T-Bonds & Notes    2816.8  2795.2  2767.1  2759.7  2744.2  2726.1  2712.5  2695.9  2696.7  2657.2  2625.8  2617.0  2235.9  2223.8

Department of the Treasury/Federal Reserve Board
July 18, 2011

 1/  Estimated foreign holdings of U.S. Treasury marketable and non-marketable bills, bonds, and notes
     reported under the Treasury International Capital (TIC) reporting system are based on annual
     Surveys of Foreign Holdings of U.S. Securities and on monthly data.
 2/  United Kingdom includes Channel Islands and Isle of Man.
 3/  Oil exporters include Ecuador, Venezuela, Indonesia, Bahrain, Iran, Iraq, Kuwait, Oman, Qatar,
     Saudi Arabia, the United Arab Emirates, Algeria, Gabon, Libya, and Nigeria.
 4/  Caribbean Banking Centers include Bahamas, Bermuda, Cayman Islands, Netherlands Antilles and Panama.
     Beginning with new series for June 2006, also includes British Virgin Islands.
 5/  New series reflect new benchmark survey taken in this month.  Estimated positions based on the
     previous survey are shown for comparison.