Year National Currency 1970-01-01 52035405124 1971-01-01 58347100066 1972-01-01 65227610605 1973-01-01 73995112785 1974-01-01 80940287602 1975-01-01 85382492836 1976-01-01 91883246634 1977-01-01 97662484047 1978-01-01 104896707863 1979-01-01 112236354616 1980-01-01 121007720418 1981-01-01 127436400299 1982-01-01 131447984657 1983-01-01 134251319003 1984-01-01 139551137765 1985-01-01 144562668962 1986-01-01 151217940799 1987-01-01 157712736569 1988-01-01 165045250291 1989-01-01 173142655521 1990-01-01 187058486319 1991-01-01 207665897478 1992-01-01 229590178096 1993-01-01 239900227791 1994-01-01 245687109208 1995-01-01 255336684711 1996-01-01 257872572236 1997-01-01 259140064533 1998-01-01 262171876948 1999-01-01 268749034932 2000-01-01 275588449384 2001-01-01 280712486534 2002-01-01 281045004404 2003-01-01 281733636527 2004-01-01 280612818336 2005-01-01 281344516507 2006-01-01 283439332493 2007-01-01 290358955225 2008-01-01 300309242570 2009-01-01 302241399272 2010-01-01 306366361101