Year annual % growth 1962 6.406950485383163 1963 3.733149923811709 1964 8.822808629127366 1965 11.073327997781647 1966 9.143253719955794 1967 4.452661150366026 1968 1.8871123880120848 1969 3.489326960008526 1970 0.22373235625340726 1971 2.4394312535693103 1972 1.5563973452056956 1973 -2.773939961293337 1974 1.733891226991119 1975 1.8283377198224855 1976 -7.608020858281449 1977 -6.2911906220601 1978 1.7047686848802783 1979 1.797134909009813 1980 -3.3610740773064407 1981 -3.8643698004406417 1982 -6.998018653135603 1983 -1.944941812479101 1984 0.9016080304063934 1985 2.7402097490764987 1986 -1.2562396460278507 1987 3.0534503764568797 1988 -1.7094384263576927 1989 5.9903489709829785 1990 -2.807652299760292 1991 4.3331470194987105 1992 10.82344731027733 1993 17.21284251249176 1994 -18.851200858281032 1995 -5.6967537549750205 1996 31.994946806872832 1997 -4.3710599563128625 1998 -1.7767546786249255 1999 -0.8188207145363435 2000 3.666078424232367 2001 7.083715832332317 2002 0.03084422499888717 2003 -0.2627264549156223 2004 -0.8144340871671858