Year	National Currency
1980-01-01	1254845478108
1981-01-01	1350776930533
1982-01-01	1340398933257
1983-01-01	1253836032399
1984-01-01	1311291294431
1985-01-01	1380514540228
1986-01-01	1316057114669
1987-01-01	1360767991386
1988-01-01	1400782334004
1989-01-01	1499402570606
1990-01-01	1592745173841
1991-01-01	1641402409328
1992-01-01	1705400718979
1993-01-01	1700449388387
1994-01-01	1768891969883
1995-01-01	1693103079612
1996-01-01	1865363498708
1997-01-01	2037829660921
1998-01-01	2174325926325
1999-01-01	2275028440966
2000-01-01	2421497852696
2001-01-01	2346541622432
2002-01-01	2335533353381
2003-01-01	2317299542322
2004-01-01	2393087998443
2005-01-01	2454345712000
2006-01-01	2581113807491
2007-01-01	2621195009571
2008-01-01	2597509743465
2009-01-01	2394868863572
2010-01-01	2577443637472