Year	National Currency
1988-01-01	938145175348
1989-01-01	948921135248
1990-01-01	967627786960
1991-01-01	979706372569
1992-01-01	996883903965
1993-01-01	1002584581695
1994-01-01	1050691585784
1995-01-01	1084204899956
1996-01-01	1110614622030
1997-01-01	1144191039176
1998-01-01	1165561537925
1999-01-01	1199136828232
2000-01-01	1251803022299
2001-01-01	1261028451946
2002-01-01	1265118876964
2003-01-01	1269676940102
2004-01-01	1289221959916
2005-01-01	1308856000000
2006-01-01	1350381138378
2007-01-01	1371853052623
2008-01-01	1361888416692
2009-01-01	1298432740659
2010-01-01	1317900008593