Year % GDP 1960 0.18619083637221603 1961 -0.16070124929501822 1962 0.34392624706886793 1963 2.2222939597337694 1964 2.611771830694298 1965 2.119018937221326 1966 2.589751958224543 1967 4.189975858486184 1968 2.96826171875 1969 2.7349019757413098 1970 2.380641788512503 1971 1.1253528170560327 1972 -0.7935934470893935 1973 -1.5034430900502274 1974 -1.3463144439262429 1975 -4.998095698888369 1976 2.2666811448638304 1977 -1.4219476744186046 1978 3.804892966360857 1979 13.70450751252087 1980 10.97024393056917 1981 10.199537540805222 1982 7.213871045309333 1983 5.138204901932876 1984 7.032592806772364 1985 6.2126245847176085 1986 5.116138102895245 1987 8.405263902646102 1988 6.996636581877347 1989 2.324782801795661