Year National currency, Monthly Level 1960-01-01 1616807000000.0000 1961-01-01 2091755000000.0000 1962-01-01 2029149000000.0000 1963-01-01 2425082000000.0000 1964-01-01 2857516000000.0000 1965-01-01 2940847000000.0000 1966-01-01 3428172000000.0000 1967-01-01 4198712000000.0005 1968-01-01 4675408000000.0000 1969-01-01 5408474000000.0000 1970-01-01 6797220000000.0000 1971-01-01 6909955000000.0000 1972-01-01 7228977000000.0000 1973-01-01 10404355000000.0000 1974-01-01 18076382000000.0000 1975-01-01 17170027999999.9980 1976-01-01 19229168000000.0000 1977-01-01 19131779000000.0000 1978-01-01 16727624000000.0000 1979-01-01 24245350997000.0000 1980-01-01 31995325202000.0000 1981-01-01 31464145741000.0000 1982-01-01 32656302574000.0000 1983-01-01 30014784056000.0000 1984-01-01 32321126640000.0000 1985-01-01 31084935207000.0000 1986-01-01 21550717070000.0000 1987-01-01 21736912673000.0000 1988-01-01 24006319859000.0000 1989-01-01 28978572581000.0000 1990-01-01 33855207638000.0000 1991-01-01 31900153522000.0000 1992-01-01 29527419360000.0000 1993-01-01 26826357239000.0000 1994-01-01 28104327343000.0000 1995-01-01 31548753881000.0000 1996-01-01 37993421106000.0000 1997-01-01 40956182573000.0000 1998-01-01 36653647183000.0000 1999-01-01 35268008063000.0000 2000-01-01 40938422968000.0000 2001-01-01 42415533002000.0000 2002-01-01 42227505945000.0000 2003-01-01 44362023352000.0000 2004-01-01 49216636346000.0000 2005-01-01 56949392181000.0000 2006-01-01 67344293072000.0000 2007-01-01 73135920427000.0000 2008-01-01 78954749926000.0000 2009-01-01 51499377779000.0000 2010-01-01 60764956840000.0000 2011-01-01 68111187177999.9900 2012-01-01 70688631840000.0000 2013-01-01 81242545171000.0000 2014-01-01 85909112733000.0000 2015-01-01 78405535793000.0000 2016-01-01 66041973885000.0000 2017-01-01 75379231107000.0000