Year	National Currency
1998-01-01	10739736.840411600
1999-01-01	11561995.656861100
2000-01-01	13133515.398150500
2001-01-01	14770598.556226600
2002-01-01	12750572.218491300
2003-01-01	15618662.843408400
2004-01-01	19506628.840563100
2005-01-01	25795263.884347900
2006-01-01	37451408.437309500
2007-01-01	43377591.531762800
2008-01-01	43103878.112104200
2009-01-01	25265985.203283597
2010-01-01	20301275.091973200
2011-01-01	19284250.000000000
2012-01-01	19969083.333333302
2013-01-01	22947916.666666700
2014-01-01	26637375.000000000
2015-01-01	31588083.333333302
2016-01-01	43577000.000000000
2017-01-01	52417250.000000000