Year	National Currency
1981-01-01	178531071086
1982-01-01	180268497176
1983-01-01	181338559848
1984-01-01	186348527465
1985-01-01	191085833084
1986-01-01	195456642658
1987-01-01	204146120102
1988-01-01	213099023232
1989-01-01	219629309346
1990-01-01	224663502520
1991-01-01	228290969822
1992-01-01	230372338058
1993-01-01	230489089567
1994-01-01	240659313314
1995-01-01	252551424957
1996-01-01	255712272018
1997-01-01	260431920191
1998-01-01	267018353659
1999-01-01	267172999562
2000-01-01	283243881792
2001-01-01	291716650856
2002-01-01	289320755203
2003-01-01	286793409063
2004-01-01	291752945236
2005-01-01	297383788441
2006-01-01	301702207884
2007-01-01	307418881981
2008-01-01	303313195726
2009-01-01	282469395994
2010-01-01	290101667859