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

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April 24, 2012
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                                Currency units per SDR           SDR per Currency unit
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Currency                       23/04/2012     20/04/2012     19/04/2012     18/04/2012
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Euro                             0.850866       0.853958       0.849253       0.850597
Japanese Yen                   0.00797027     0.00793005     0.00796292     0.00798302
UK Pound Sterling                 1.04228        1.04272        1.04038        1.03835
US Dollar                        0.647983        0.64733       0.648978       0.649658
Algerian Dinar                  0.0087712     0.00877577     0.00878257     0.00878926
Australian Dollar                 0.66995        0.66908       0.671952       0.675774
Bahrain Dinar                     1.72336        1.72162        1.72601        1.72781
Botswana Pula                   0.0877369      0.0878427      0.0876769      0.0877688
Brazilian Real                   0.344929       0.343102       0.347158       0.352042
Brunei Dollar                    0.518801       0.517326       0.518394       0.520309
Canadian Dollar                  0.652157       0.653143        0.65375       0.656088
Chilean Peso                   0.00133311     0.00132389     0.00133173     0.00133721
Chinese Yuan                     0.102903       0.102682       0.103006       0.103206
Colombian Peso                0.000365859    0.000364475    0.000365784    0.000367231
Czech Koruna                    0.0339685      0.0342829      0.0341891      0.0342864
Danish Krone                     0.114367       0.114799       0.114164       0.114344
Hungarian Forint               0.00285229     0.00287153     0.00286348      0.0028608
Icelandic Krona                0.00511956     0.00512534              -     0.00510216
Indian Rupee                    0.0124063      0.0124487      0.0125068      0.0126147
Indonesian Rupiah             7.05556E-05    7.04845E-05    7.06794E-05    0.000070792
Iranian Rial                  5.28534E-05              -    5.29346E-05     0.00005299
Israeli New Sheqel               0.172153         0.1723       0.172509       0.172369
Kazakhstani Tenge              0.00437945     0.00438096     0.00439568     0.00440327
Korean Won                    0.000568306    0.000567584    0.000570982    0.000570426
Kuwaiti Dinar                     2.33297        2.32685        2.33277        2.33522
Libyan Dinar                     0.517491       0.517491       0.517491       0.517491
Malaysian Ringgit                0.211517       0.210857       0.211545       0.212133
Mauritian Rupee                  0.022235      0.0222329      0.0222922       0.022285
Mexican Peso                    0.0490573      0.0493501       0.049058      0.0494706
Nepalese Rupee                 0.00777891     0.00780668      0.0078664      0.0078842
New Zealand Dollar               0.529856        0.52738       0.529501       0.534084
Norwegian Krone                  0.112563       0.113152       0.112506       0.112626
Rial Omani                        1.68526        1.68356        1.68785        1.68962
Pakistani Rupee                0.00713523     0.00713428     0.00715123     0.00716327
Nuevo Sol                               -       0.244183       0.244528       0.244784
Philippine Peso                 0.0151827      0.0151781      0.0152228      0.0152116
Polish Zloty                     0.202672       0.203384       0.203575       0.203642
Qatar Riyal                      0.178017       0.177838       0.178291       0.178477
Russian Ruble                   0.0219745      0.0219275      0.0219902      0.0220239
Saudi Arabian Riyal              0.172795       0.172621       0.173061       0.173242
Singapore Dollar                 0.518801       0.517326       0.518394       0.520309
South African Rand              0.0824097      0.0828604      0.0826745      0.0830446
Sri Lanka Rupee                0.00497173     0.00500065     0.00505152      0.0050609
Swedish Krona                   0.0963601      0.0962029      0.0964206      0.0960578
Swiss Franc                      0.708333       0.710649       0.708259       0.706765
Thai Baht                       0.0209378        0.02085      0.0209085      0.0210044
Trinidad And Tobago Dollar       0.101042       0.101126       0.101446       0.101805
Tunisian Dinar                   0.425437       0.425931       0.423643       0.427435
U.A.E. Dirham                    0.176442       0.176264       0.176713       0.176898
Peso Uruguayo                           -       0.032521      0.0326054       0.032579
Bolivar Fuerte                    0.15107       0.150917       0.151302        0.15146
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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.