Year National Currency 1995-01-01 24.0243676222597 1996-01-01 27.3543985385048 1997-01-01 31.4066048341765 1998-01-01 34.6403456998314 1999-01-01 37.3685637998876 2000-01-01 39.5591624508151 2001-01-01 42.9614109050028 2002-01-01 43.5150786958966 2003-01-01 44.5261242270939 2004-01-01 45.2322512647555 2005-01-01 46.5161186059584 2006-01-01 47.6395025295110 2007-01-01 49.5974002248454 2008-01-01 51.7960230466554 2009-01-01 53.1280354131535 2010-01-01 55.0859331084879 2011-01-01 57.3407251264756 2012-01-01 59.3333333333333 2013-01-01 61.2583333333333 2014-01-01 62.3083333333333 2015-01-01 63.7083333333333 2016-01-01 64.3500000000000 2017-01-01 65.9416666666667