Year	National Currency
1988-01-01	58833377355
1989-01-01	59513203244
1990-01-01	58498137708
1991-01-01	56859185510
1992-01-01	58097629506
1993-01-01	61282352670
1994-01-01	65238384037
1995-01-01	68507730242
1996-01-01	71039087187
1997-01-01	72568395432
1998-01-01	72103297103
1999-01-01	75587234836
2000-01-01	78925048191
2001-01-01	80791579297
2002-01-01	85277385347
2003-01-01	88387890719
2004-01-01	92749772784
2005-01-01	96181534137
2006-01-01	96096555136
2007-01-01	99197530053
2008-01-01	98357203747
2009-01-01	94969056127
2010-01-01	95975632655