Year	National Currency
1988-01-01	73817641547
1989-01-01	71243498777
1990-01-01	63692051094
1991-01-01	60641520931
1992-01-01	60882072982
1993-01-01	53626598652
1994-01-01	57019090062
1995-01-01	59946985846
1996-01-01	63039966370
1997-01-01	61379685555
1998-01-01	66875828225
1999-01-01	71289486670
2000-01-01	71974588341
2001-01-01	67103409331
2002-01-01	66385290710
2003-01-01	68335648998
2004-01-01	68413474661
2005-01-01	70898000000
2006-01-01	75121810993
2007-01-01	73262249314
2008-01-01	68862740990
2009-01-01	60153341772
2010-01-01	54575835909