The International Monetary Fund (IMF), treasuries' department's currency values in terms of Special Drawing Rights (SDR).

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April 29, 2011
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                                Currency units per SDR           SDR per Currency unit
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Currency                       28/04/2011     27/04/2011     26/04/2011     25/04/2011
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Euro                             0.913398       0.909987       0.908141              -
Japanese Yen                    0.0075239     0.00761213      0.0075971     0.00756977
UK Pound Sterling                  1.0283        1.02848         1.0247              -
US Dollar                        0.617411       0.620389       0.621291       0.622159
Algerian Dinar                 0.00865372              -     0.00870237     0.00870331
Australian Dollar                0.674522       0.672191              -              -
Bahrain Dinar                     1.64205              -        1.65237        1.65468
Botswana Pula                   0.0967483      0.0967807      0.0963622              -
Brunei Dollar                    0.503598       0.504013       0.502216       0.503569
Canadian Dollar                  0.649155        0.64969       0.653509        0.65209
Chilean Peso                   0.00133532     0.00133334      0.0013286     0.00133005
Chinese Yuan                    0.0949118      0.0953037      0.0953295      0.0954803
Colombian Peso                0.000346061    0.000346997    0.000348734     0.00034902
Czech Koruna                    0.0378664      0.0376976      0.0376745              -
Danish Krone                     0.122483       0.122052       0.121791              -
Hungarian Forint               0.00347426     0.00344622     0.00343198              -
Icelandic Krona                0.00556176     0.00552734      0.0055221              -
Indian Rupee                    0.0139276      0.0139727      0.0139334      0.0139968
Indonesian Rupiah             7.18505E-05    7.19292E-05    7.17758E-05    7.21093E-05
Iranian Rial                  5.91333E-05    5.93617E-05    5.94025E-05    0.000059514
Israeli New Sheqel               0.181006         0.1814       0.182037              -
Kazakhstani Tenge              0.00424659     0.00426501     0.00427357     0.00428219
Korean Won                     0.00057173    0.000571524    0.000574472    0.000575115
Kuwaiti Dinar                     2.25168        2.25678        2.25555         2.2587
Libyan Dinar                     0.517491       0.517491       0.517491       0.517491
Malaysian Ringgit                0.208479       0.208268       0.207443       0.207663
Mexican Peso                    0.0534888      0.0535427       0.053641      0.0534988
Nepalese Rupee                 0.00868859     0.00871333     0.00873213     0.00876527
New Zealand Dollar               0.495596        0.50084       0.496971              -
Norwegian Krone                  0.116967       0.116836       0.116727              -
Rial Omani                        1.60575         1.6135              -         1.6181
Pakistani Rupee                0.00731278     0.00733154     0.00735051      0.0073771
Nuevo Sol                               -       0.219064       0.219926       0.220546
Philippine Peso                 0.0142916      0.0143317      0.0143821      0.0143925
Polish Zloty                      0.23295       0.231161       0.230321              -
Qatar Riyal                      0.169618       0.170437              -       0.170923
Russian Ruble                   0.0224532      0.0223851      0.0222714       0.022226
Saudi Arabian Riyal              0.164643       0.165437       0.165678       0.165909
Singapore Dollar                 0.503598       0.504013       0.502216       0.503569
South African Rand              0.0931808              -      0.0921113              -
Sri Lanka Rupee                0.00560477      0.0056297     0.00563809      0.0056456
Swedish Krona                           -       0.101954       0.101726              -
Swiss Franc                      0.706986       0.707803       0.708428              -
Thai Baht                       0.0206623              -      0.0207145      0.0207851
Trinidad And Tobago Dollar      0.0965353      0.0969721              -              -
Tunisian Dinar                   0.455184       0.456672              -              -
U.A.E. Dirham                    0.168117       0.168928              -        0.16941
Peso Uruguayo                           -              -      0.0328986      0.0329185
Bolivar Fuerte                   0.143942       0.144636       0.144847       0.145049
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NOTES
(1) The value of the US dollar in terms of the SDR is the recip rocal of the sum of the dollar values, based on market exchange rates, of specified quant ities of the first four currencies shown. See SDR Valuation.
The value in terms of the SDR of each of the other currencies shown above is derived from that currency's representative exchange rate against the US dollar as reported by the issuing central bank and the SDR value of the US dollar, except for the Iranian rial and the Libyan dinar, the values of which are officially expressed directly in terms of domestic currency units per SDR. All figures are rounded to six significant digits. See Representative Exchange Rates for Selected Currencies.
(2) The value in terms of each national currency of the SDR is the reciprocal of the value in terms of the SDR of each national currency, rounded to six significant digits.