Year National Currency 1970-01-01 289304911396 1971-01-01 302117899511 1972-01-01 323722703874 1973-01-01 350603035851 1974-01-01 361817191512 1975-01-01 359931127871 1976-01-01 383281023715 1977-01-01 395995153537 1978-01-01 408056198508 1979-01-01 428739336951 1980-01-01 431580695233 1981-01-01 440435667286 1982-01-01 419471442942 1983-01-01 433133495724 1984-01-01 464322082765 1985-01-01 490896139119 1986-01-01 503168319865 1987-01-01 527417232845 1988-01-01 554496497041 1989-01-01 567503657728 1990-01-01 563930583938 1991-01-01 545564609747 1992-01-01 550187865021 1993-01-01 565745224841 1994-01-01 598311728757 1995-01-01 617746503934 1996-01-01 630102546761 1997-01-01 662415761725 1998-01-01 692169333160 1999-01-01 734855754909 2000-01-01 784078404074 2001-01-01 793048129750 2002-01-01 815503239836 2003-01-01 829310340589 2004-01-01 856214123731 2005-01-01 885489820011 2006-01-01 906786557142 2007-01-01 924814998477 2008-01-01 926011001728 2009-01-01 875357172217 2010-01-01 906650960385