Year	National currency, Monthly Level
1988-01-01	-4726793899.7645300
1989-01-01	-4723759442.7377405
1990-01-01	-7405545627.7920600
1991-01-01	-12888872382.3742000
1992-01-01	-15445799195.2885000
1993-01-01	-18121501331.7570000
1994-01-01	-22621091579.7453000
1995-01-01	-31068735680.4488000
1996-01-01	-34311753902.7459000
1997-01-01	-28831360229.5822000
1998-01-01	-24082976563.7026020
1999-01-01	-32519778161.8256000
2000-01-01	-28207452420.7048000
2001-01-01	-29241927914.6713030
2002-01-01	-32360237905.4829980
2003-01-01	-26064106997.5966000
2004-01-01	-29264345881.1493000
2005-01-01	-35769911640.8745960
2006-01-01	-33615576917.9240040
2007-01-01	-41651523114.4788000
2008-01-01	-47320198810.5604000
2009-01-01	-19158368243.6500970
2010-01-01	-28561757058.5869000
2011-01-01	-53313680849.4087000
2012-01-01	-68868659370.2225000
2013-01-01	-50959192291.2948000
2014-01-01	-50077180915.2010960
2015-01-01	-30691756112.1150000
2016-01-01	-49660818230.0182000
2017-01-01	-53592759761.4312060