Month National Currency 1998-01-01 2.98361445783132 1998-02-01 3.18120481927711 1998-03-01 3.03301204819277 1998-04-01 3.05277108433735 1998-05-01 3.12192771084337 1998-06-01 3.13180722891566 1998-07-01 3.05277108433735 1998-08-01 3.14168674698795 1998-09-01 3.12192771084337 1998-10-01 3.13180722891566 1998-11-01 3.32939759036145 1998-12-01 3.25036144578313 1999-01-01 3.31951807228916 1999-02-01 3.37879518072289 1999-03-01 3.23060240963855 1999-04-01 3.29975903614458 1999-05-01 3.36891566265060 1999-06-01 3.33927710843373 1999-07-01 3.33927710843373 1999-08-01 3.38867469879518 1999-09-01 3.44795180722892 1999-10-01 3.53686746987952 1999-11-01 3.59614457831325 1999-12-01 3.76409638554217 2000-01-01 3.61590361445783 2000-02-01 3.64554216867470 2000-03-01 3.57638554216867 2000-04-01 3.79373493975904 2000-05-01 3.61590361445783 2000-06-01 3.68506024096386 2000-07-01 3.84313253012048 2000-08-01 3.73445783132530 2000-09-01 3.89253012048193 2000-10-01 3.89253012048193 2000-11-01 4.20867469879518 2000-12-01 4.27783132530120 2001-01-01 3.96168674698795 2001-02-01 4.25807228915663 2001-03-01 4.05060240963855 2001-04-01 4.15927710843373 2001-05-01 4.01108433734940 2001-06-01 4.16915662650602 2001-07-01 4.08024096385542 2001-08-01 4.16915662650602 2001-09-01 4.38650602409639 2001-10-01 4.20867469879518 2001-11-01 4.65325301204819 2001-12-01 4.60385542168675 2002-01-01 4.29759036144578 2002-02-01 4.57421686746988 2002-03-01 4.61373493975904 2002-04-01 4.46554216867470 2002-05-01 4.42602409638554 2002-06-01 4.68289156626506 2002-07-01 4.44578313253012 2002-08-01 4.61373493975904 2002-09-01 4.76192771084337 2002-10-01 4.61373493975904 2002-11-01 5.15710843373494 2002-12-01 5.20650602409638 2003-01-01 4.73228915662651 2003-02-01 4.95951807228916 2003-03-01 4.91012048192771 2003-04-01 4.83108433734940 2003-05-01 4.89036144578313 2003-06-01 4.94963855421687 2003-07-01 4.81132530120482 2003-08-01 5.05831325301205 2003-09-01 4.99903614457831 2003-10-01 4.95951807228916 2003-11-01 5.70048192771084 2003-12-01 5.39421686746988 2004-01-01 5.13734939759036 2004-02-01 5.33493975903614 2004-03-01 5.10771084337349 2004-04-01 5.17686746987952 2004-05-01 5.30530120481928 2004-06-01 5.25590361445783 2004-07-01 5.21638554216868 2004-08-01 5.36457831325301 2004-09-01 5.34481927710843 2004-10-01 5.54240963855422 2004-11-01 6.00674698795181 2004-12-01 5.59180722891566 2005-01-01 5.67000000000000 2005-02-01 5.69000000000000 2005-03-01 5.50000000000000 2005-04-01 5.62000000000000 2005-05-01 5.59000000000000 2005-06-01 5.52000000000000 2005-07-01 5.64000000000000 2005-08-01 5.59000000000000 2005-09-01 5.66000000000000 2005-10-01 5.90000000000000 2005-11-01 6.58000000000000 2005-12-01 5.86000000000000 2006-01-01 5.91000000000000 2006-02-01 6.05000000000000 2006-03-01 5.83000000000000 2006-04-01 6.05000000000000 2006-05-01 5.71000000000000 2006-06-01 5.94000000000000 2006-07-01 5.93000000000000 2006-08-01 5.89000000000000 2006-09-01 6.04000000000000 2006-10-01 6.04000000000000 2006-11-01 6.95000000000000 2006-12-01 6.30000000000000 2007-01-01 6.18000000000000 2007-02-01 6.34000000000000 2007-03-01 6.24000000000000 2007-04-01 6.28000000000000 2007-05-01 6.05000000000000 2007-06-01 6.42000000000000 2007-07-01 6.19000000000000 2007-08-01 6.27000000000000 2007-09-01 6.61000000000000 2007-10-01 6.38000000000000 2007-11-01 7.63000000000000 2007-12-01 6.83000000000000 2008-01-01 6.56000000000000 2008-02-01 6.78000000000000 2008-03-01 7.02000000000000 2008-04-01 6.81000000000000 2008-05-01 6.78000000000000 2008-06-01 7.06000000000000 2008-07-01 6.71000000000000 2008-08-01 7.12000000000000 2008-09-01 6.93000000000000 2008-10-01 6.86000000000000 2008-11-01 8.11000000000000 2008-12-01 6.89000000000000 2009-01-01 6.94000000000000 2009-02-01 7.26000000000000 2009-03-01 7.14000000000000 2009-04-01 7.06000000000000 2009-05-01 7.22000000000000 2009-06-01 7.14000000000000 2009-07-01 6.97000000000000 2009-08-01 7.31000000000000 2009-09-01 7.22000000000000 2009-10-01 7.32000000000000 2009-11-01 8.33000000000000 2009-12-01 7.26000000000000 2010-01-01 7.59000000000000 2010-02-01 7.69000000000000 2010-03-01 7.75000000000000 2010-04-01 7.57000000000000 2010-05-01 7.69000000000000 2010-06-01 7.56000000000000 2010-07-01 7.53000000000000 2010-08-01 7.67000000000000 2010-09-01 7.57000000000000 2010-10-01 7.83000000000000 2010-11-01 8.60000000000000 2010-12-01 7.68000000000000 2011-01-01 7.95000000000000 2011-02-01 8.42000000000000 2011-03-01 7.76000000000000 2011-04-01 7.91000000000000 2011-05-01 7.77000000000000 2011-06-01 7.83000000000000 2011-07-01 7.92000000000000 2011-08-01 7.81000000000000 2011-09-01 7.83000000000000 2011-10-01 8.05000000000000 2011-11-01 9.00000000000000 2011-12-01 8.09000000000000 2012-01-01 8.03000000000000 2012-02-01 8.45000000000000 2012-03-01 8.17000000000000 2012-04-01 8.15000000000000 2012-05-01 7.84000000000000 2012-06-01 8.16000000000000 2012-07-01 8.00000000000000 2012-08-01 7.91000000000000 2012-09-01 8.39000000000000 2012-10-01 7.95000000000000 2012-11-01 9.06000000000000 2012-12-01 8.42000000000000 2013-01-01 8.07000000000000 2013-02-01 8.77000000000000 2013-03-01 8.54000000000000 2013-04-01 8.25000000000000 2013-05-01 8.04000000000000 2013-06-01 8.60000000000000 2013-07-01 8.01000000000000 2013-08-01 8.32000000000000 2013-09-01 8.40000000000000 2013-10-01 8.11000000000000 2013-11-01 9.74000000000000 2013-12-01 8.43000000000000 2014-01-01 8.36000000000000 2014-02-01 9.23000000000000 2014-03-01 8.74000000000000 2014-04-01 8.44000000000000 2014-05-01 8.41000000000000 2014-06-01 8.67000000000000 2014-07-01 8.35000000000000 2014-08-01 8.67000000000000 2014-09-01 8.41000000000000 2014-10-01 8.34000000000000 2014-11-01 10.31000000000000 2014-12-01 8.52000000000000 2015-01-01 8.65000000000000 2015-02-01 9.35000000000000 2015-03-01 8.86000000000000 2015-04-01 8.68000000000000 2015-05-01 8.77000000000000 2015-06-01 8.68000000000000 2015-07-01 8.46000000000000 2015-08-01 8.90000000000000 2015-09-01 8.59000000000000 2015-10-01 8.70000000000000 2015-11-01 10.49000000000000 2015-12-01 8.63000000000000 2016-01-01 9.00000000000000 2016-02-01 9.47000000000000 2016-03-01 8.80000000000000 2016-04-01 9.04000000000000 2016-05-01 8.75000000000000 2016-06-01 8.83000000000000 2016-07-01 8.95000000000000 2016-08-01 8.64000000000000 2016-09-01 8.75000000000000 2016-10-01 9.03000000000000 2016-11-01 10.22000000000000 2016-12-01 9.56000000000000 2017-01-01 9.01000000000000 2017-02-01 9.78000000000000 2017-03-01 9.02000000000000 2017-04-01 9.49000000000000 2017-05-01 8.84000000000000 2017-06-01 9.01000000000000 2017-07-01 9.24000000000000 2017-08-01 8.89000000000000 2017-09-01 9.23000000000000 2017-10-01 9.17000000000000 2017-11-01 10.64000000000000 2017-12-01 10.48000000000000 2018-01-01 9.23000000000000 2018-02-01 10.24000000000000 2018-03-01 9.56000000000000 2018-04-01 9.72000000000000 2018-05-01 9.17000000000000 2018-06-01 9.64000000000000 2018-07-01 9.43000000000000 2018-08-01 9.33000000000000